MLA

Solomon, Diane, and Ritu Nayar. The Bethesda System for Reporting Cervical Cytology : Definitions, Criteria, and Explanatory Notes. 2nd ed. New York: Springer, 2004.

APA

Solomon, D., & Nayar, R. (2004). The Bethesda system for reporting cervical cytology : definitions, criteria, and explanatory notes. 2nd ed. New York: Springer.

Chicago

Solomon, Diane, and Ritu Nayar. The Bethesda System for Reporting Cervical Cytology: Definitions, Criteria, and Explanatory Notes. 2nd ed. New York: Springer, 2004.