"October 1967."Includes bibliographical references (pages 26-27).Mode of access: Internet
Chiefly tables."September 1955."Includes bibliographical references (p. 1).Mode of access: Internet
"November 1966."Includes bibliographical references (pages 34-35).Mode of access: Internet
Chiefly tables."July 1962."Includes bibliographical references (page 4).Mode of access: Internet
"July 1965."Includes bibliographical references (page 31).Mode of access: Internet
"July 1976."Includes bibliographical references (page 86).Mode of access: Internet
On front cover: "March 24, 1955."Includes bibliographical references: p. 16.Mode of access: Internet
"November 1975."Includes bibliographical references (page 19).Mode of access: Internet
Chiefly tables."November 1955."Includes bibliographical references (p. 31).Mode of access: Internet
"November 1976."Includes bibliographical references (page 69).Mode of access: Internet
Chiefly tables.Includes bibliographical references (page 17).Mode of access: Internet
"February 1981."Cover title.Includes bibliographical references (pages 28-29).Mode of access: Intern...
Chiefly tables."August 1956."Includes bibliographical references (p. 17).Mode of access: Internet
"October 1979."Cover title.Includes bibliographical references.Mode of access: Internet
"August 1976."Includes bibliographical references (pages 39-44).Mode of access: Internet
Chiefly tables.Includes bibliographical references (page 7).Mode of access: Internet
Chiefly tables."September 1955."Includes bibliographical references (p. 1).Mode of access: Internet
"November 1966."Includes bibliographical references (pages 34-35).Mode of access: Internet
Chiefly tables."July 1962."Includes bibliographical references (page 4).Mode of access: Internet
"July 1965."Includes bibliographical references (page 31).Mode of access: Internet
"July 1976."Includes bibliographical references (page 86).Mode of access: Internet
On front cover: "March 24, 1955."Includes bibliographical references: p. 16.Mode of access: Internet
"November 1975."Includes bibliographical references (page 19).Mode of access: Internet
Chiefly tables."November 1955."Includes bibliographical references (p. 31).Mode of access: Internet
"November 1976."Includes bibliographical references (page 69).Mode of access: Internet
Chiefly tables.Includes bibliographical references (page 17).Mode of access: Internet
"February 1981."Cover title.Includes bibliographical references (pages 28-29).Mode of access: Intern...
Chiefly tables."August 1956."Includes bibliographical references (p. 17).Mode of access: Internet
"October 1979."Cover title.Includes bibliographical references.Mode of access: Internet
"August 1976."Includes bibliographical references (pages 39-44).Mode of access: Internet
Chiefly tables.Includes bibliographical references (page 7).Mode of access: Internet
Chiefly tables."September 1955."Includes bibliographical references (p. 1).Mode of access: Internet
"November 1966."Includes bibliographical references (pages 34-35).Mode of access: Internet
Chiefly tables."July 1962."Includes bibliographical references (page 4).Mode of access: Internet