Cita APA

Zenker, P. N., & Berman, S. M. (1990). Congenital syphilis: Reporting and reality.

Chicago Style Citation

Zenker, P N., i S M. Berman. Congenital Syphilis: Reporting and Reality. 1990.

Cita MLA

Zenker, P N., i S M. Berman. Congenital Syphilis: Reporting and Reality. 1990.

Atenció: Aquestes cites poden no estar 100% correctes.