Cita APA (7a ed.)

Wu, A. H. (1985). Smoking and other risk factors for lung cancer in women. [s.n.].

Cita Chicago Style (17a ed.)

Wu, Anna H. Smoking and Other Risk Factors for Lung Cancer in Women. [S.l.]: [s.n.], 1985.

Cita MLA (9a ed.)

Wu, Anna H. Smoking and Other Risk Factors for Lung Cancer in Women. [s.n.], 1985.