Gaya APA

Velde, V, D. (1999). Onkologi (5th.ed.). Yogyakarta: Panitia Kanker RSUP Dr.Sardjito.

Gaya MLA

Velde, Van, De. "Onkologi". 5th.ed. Yogyakarta: Panitia Kanker RSUP Dr.Sardjito, 1999. Text.