Cita APA (7a ed.)

Bernstein, B. J., & Grasso, T. (2001). Prevalence of complementary and alternative medicine use in cancer patients. [s.n.].

Cita Chicago Style (17a ed.)

Bernstein, Bridget J., y Teresita Grasso. Prevalence of Complementary and Alternative Medicine Use in Cancer Patients. [S.l.]: [s.n.], 2001.

Cita MLA (9a ed.)

Bernstein, Bridget J., y Teresita Grasso. Prevalence of Complementary and Alternative Medicine Use in Cancer Patients. [s.n.], 2001.