Citação norma APA

Clark, W. R., & William R. Clark. (2008). In defense of self: How the immune system really works. New York: Oxford University Press.

Citação norma Chicago

Clark, William R., e William R. Clark. In Defense of Self: How the Immune System Really Works. New York: Oxford University Press, 2008.

Citação norma MLA

Clark, William R., e William R. Clark. In Defense of Self: How the Immune System Really Works. New York: Oxford University Press, 2008.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.