APA

Drake E. T., . (1968). Evolution and environment : a symposium presented on the occasion of the one hundredth anniversary of the foundation of Peabody Museum of Natural History at Yale University. Connecticut: Yale University Press.

Chicago

Drake Ellen T, . 1968. Evolution and environment : a symposium presented on the occasion of the one hundredth anniversary of the foundation of Peabody Museum of Natural History at Yale University. Connecticut: Yale University Press.

Harvard

Drake E. T., . (1968). Evolution and environment : a symposium presented on the occasion of the one hundredth anniversary of the foundation of Peabody Museum of Natural History at Yale University. Connecticut: Yale University Press.

MLA

Drake Ellen T, . Evolution and environment : a symposium presented on the occasion of the one hundredth anniversary of the foundation of Peabody Museum of Natural History at Yale University. Connecticut: Yale University Press. 1968.