O'Malley, A. (1923). Biological Survival and Explanation. Philadelphia.
Chicago Style (17th ed.) CitationO'Malley, Austin. Biological Survival and Explanation. Philadelphia, 1923.
MLA (8th ed.) CitationO'Malley, Austin. Biological Survival and Explanation. Philadelphia, 1923.
Warning: These citations may not always be 100% accurate.