Gaya APA

Dolphin, W, D., Horn, M, B. (2002). Biological investigations : form, function, diversity, adn process (Ed.6). New York: McGraw-Hill.

Gaya MLA

Dolphin, Warren, D.., Horn, Margaret, B.. "Biological investigations : form, function, diversity, adn process". Ed.6 New York: McGraw-Hill, 2002. Text.