Gaya APA

Rahn, J, E., Goldsby, R, A. (1974). Biology : The Science of Life . New York: Macmillian Publishing CO.,INC..

Gaya MLA

Rahn, Joan, E.., Goldsby, Richard, A.. "Biology : The Science of Life". New York: Macmillian Publishing CO.,INC., 1974. Text.