International Biological Program.
Subtitle: Hearing, Ninety-first Congress, second session, on S. J. Res. 89 ... [and] H. J. Res. 589. ... February 9, 1970.
Publisher: U.S. Govt. Print. Off.
Published: 1970
Place of publication: Washington
Language: eng
Number of pages: 83
Subjects: International Biological Programme.