APA (7th ed.) Citation

Johnson, D. E., & Samuels, M. L. (1979). Cancer of the genitourinary tract.

Chicago Style (17th ed.) Citation

Johnson, Douglas E., and Melvin L. Samuels. Cancer of the Genitourinary Tract. 1979.

MLA (9th ed.) Citation

Johnson, Douglas E., and Melvin L. Samuels. Cancer of the Genitourinary Tract. 1979.

Warning: These citations may not always be 100% accurate.