Gaya APA

Johnson, P, T., Kurtz, A, B. (2001). Case Review Obsetric and Gynecologic Ultrasound (-). St. Louis, London: by Mosby.

Gaya MLA

Johnson, Pamela, T.., Kurtz, Alfred, B.. "Case Review Obsetric and Gynecologic Ultrasound". - St. Louis, London: by Mosby, 2001. Text.