Trích dẫn APA

Robert Joseph Paton Williams. (1997). The natural selection of the chemical elements: The environment and life's chemistry. New York, NY: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Robert Joseph Paton Williams. The Natural Selection of the Chemical Elements: The Environment and Life's Chemistry. New York, NY: Oxford Univ. Press, 1997.

Trích dẫn MLA

Robert Joseph Paton Williams. The Natural Selection of the Chemical Elements: The Environment and Life's Chemistry. New York, NY: Oxford Univ. Press, 1997.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.