一般注記Distributed to depository libraries in microfiche
"April 1989."
Physical description for original version: vii, 72 p. : 28 cm
書誌注記Includes bibliographical references (p. 59-72)
原資料等に関する注記原資料の出版事項: [Washington, D.C.?] ; Laurel, Md. : Fish and Wildlife Service, U.S. Department of the Interior : Section of Information Management, U.S. Fish and Wildlife Service, Patuxent Wildlife Research Center, [distributor, 1989]
SUPTDOC番号: I 49.89/2: 85 (1.17)
GPO管理番号: 0611-R-01 (MF)