"May 1987."Shipping list no.: 87-363-P.Caption title.Includes bibliographical references.Mode of access: Internet
Includes bibliographical references."April 1988.""An informal research study for background informat...
"August 1985"--P. [4].Shipping list no.: 85-830-P.Caption title.Mode of access: Internet
"November 1989."Shipping list no.: 90-022-P.Caption title.Mode of access: Internet
"April 1987"--P. 3.Shipping list number: 87-280-P.Caption title.Mode of access: Internet
"September 1987"--P. 3.Shipping list no.: 87-590-P.Caption title.Mode of access: Internet
"August 1987"--P. 3.Shipping list no.: 87-537-P.Caption title.Mode of access: Internet
"November 1987"--P. [4].Shipping list no.: 87-674-P.Caption title.Mode of access: Internet
"July 1988"--P. 2.Shipping list number: 88-487-P.Caption title.Mode of access: Internet
"October 1986"--P. 5.Shipping list number: 86-909-P.Caption title.Mode of access: Internet
"November 1986"--P. [4].Shipping list number: 86-919-P.Caption title.Mode of access: Internet
"December 1986."Shipping list no.: 86-994-P.Caption title.Mode of access: Internet
"September 1985"--P. 3.Shipping list no.: 85-917-P.Caption title.Mode of access: Internet
"October 1989"--P. 6.Shipping list no.: 89-717-P.Caption title.Includes bibliographical references.M...
"September 1986"--P. [4].Shipping list no.: 86-833-P.Caption title.Mode of access: Internet
"October 1986"--P. 5.Shipping list number: 86-843-P.Caption title.Mode of access: Internet
Includes bibliographical references."April 1988.""An informal research study for background informat...
"August 1985"--P. [4].Shipping list no.: 85-830-P.Caption title.Mode of access: Internet
"November 1989."Shipping list no.: 90-022-P.Caption title.Mode of access: Internet
"April 1987"--P. 3.Shipping list number: 87-280-P.Caption title.Mode of access: Internet
"September 1987"--P. 3.Shipping list no.: 87-590-P.Caption title.Mode of access: Internet
"August 1987"--P. 3.Shipping list no.: 87-537-P.Caption title.Mode of access: Internet
"November 1987"--P. [4].Shipping list no.: 87-674-P.Caption title.Mode of access: Internet
"July 1988"--P. 2.Shipping list number: 88-487-P.Caption title.Mode of access: Internet
"October 1986"--P. 5.Shipping list number: 86-909-P.Caption title.Mode of access: Internet
"November 1986"--P. [4].Shipping list number: 86-919-P.Caption title.Mode of access: Internet
"December 1986."Shipping list no.: 86-994-P.Caption title.Mode of access: Internet
"September 1985"--P. 3.Shipping list no.: 85-917-P.Caption title.Mode of access: Internet
"October 1989"--P. 6.Shipping list no.: 89-717-P.Caption title.Includes bibliographical references.M...
"September 1986"--P. [4].Shipping list no.: 86-833-P.Caption title.Mode of access: Internet
"October 1986"--P. 5.Shipping list number: 86-843-P.Caption title.Mode of access: Internet
Includes bibliographical references."April 1988.""An informal research study for background informat...
"August 1985"--P. [4].Shipping list no.: 85-830-P.Caption title.Mode of access: Internet
"November 1989."Shipping list no.: 90-022-P.Caption title.Mode of access: Internet