APA

International Biological Programme, . (1975). International Biological Programme. Cambridge [u.a.]: Univ. Press.

Chicago

International Biological Programme, . 1975. International Biological Programme. Cambridge [u.a.]: Univ. Press.

Harvard

International Biological Programme, . (1975). International Biological Programme. Cambridge [u.a.]: Univ. Press.

MLA

International Biological Programme, . International Biological Programme. Cambridge [u.a.]: Univ. Press. 1975.