"Technical report NPS/NRYELL/NRTR-93/XX"."April 1994."Includes bibliographical references.Mode of access: Internet
"Held at the Sheraton Gatlinburg Hotel, Gatlinburg, Tennessee, November 27-29, 1984."Includes biblio...
"December 1993"--Colophon."NPS D-172"--Colophon.Includes bibliographical references.Mode of access: ...
From Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Interne...
Includes statistical tables and graphs."August 1994."Includes bibliographical references.Mode of acc...
"Committee print no. 6"."December 1986".At head of title: 99th Congress, 2d session.Includes bibliog...
"September 1994."Cover title.Includes bibliographical references.Mode of access: Internet
"August 1993."Includes bibliographical references (p. 40-41) and indexes.Mode of access: Internet
"September 1997"--P. [2] of cover.Includes bibliographical references.Mode of access: Internet
"October 1997"--P. [2] of cover.Includes bibliographical references.Mode of access: Internet
Cover title.Includes bibliographical references (p. 51-53).Mode of access: Internet
"February 1998"--P. [2] of cover.Cover title.Includes bibliographical references (p. 24-26).Mode of ...
"April 1996"--Cover.Includes bibliographical references.Mode of access: Internet
"October 1993."Includes bibliographical references (p. 5) and index.Mode of access: Internet
"September 1997"--Cover.Includes bibliographical references.Mode of access: Internet
Chiefly tables."September 1993."Cover title.Includes bibliographical references (p. 33-34).Mode of a...
"Held at the Sheraton Gatlinburg Hotel, Gatlinburg, Tennessee, November 27-29, 1984."Includes biblio...
"December 1993"--Colophon."NPS D-172"--Colophon.Includes bibliographical references.Mode of access: ...
From Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Interne...
Includes statistical tables and graphs."August 1994."Includes bibliographical references.Mode of acc...
"Committee print no. 6"."December 1986".At head of title: 99th Congress, 2d session.Includes bibliog...
"September 1994."Cover title.Includes bibliographical references.Mode of access: Internet
"August 1993."Includes bibliographical references (p. 40-41) and indexes.Mode of access: Internet
"September 1997"--P. [2] of cover.Includes bibliographical references.Mode of access: Internet
"October 1997"--P. [2] of cover.Includes bibliographical references.Mode of access: Internet
Cover title.Includes bibliographical references (p. 51-53).Mode of access: Internet
"February 1998"--P. [2] of cover.Cover title.Includes bibliographical references (p. 24-26).Mode of ...
"April 1996"--Cover.Includes bibliographical references.Mode of access: Internet
"October 1993."Includes bibliographical references (p. 5) and index.Mode of access: Internet
"September 1997"--Cover.Includes bibliographical references.Mode of access: Internet
Chiefly tables."September 1993."Cover title.Includes bibliographical references (p. 33-34).Mode of a...
"Held at the Sheraton Gatlinburg Hotel, Gatlinburg, Tennessee, November 27-29, 1984."Includes biblio...
"December 1993"--Colophon."NPS D-172"--Colophon.Includes bibliographical references.Mode of access: ...
From Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Interne...