APA Style

Silvikultur, S, N, S. (1977). Prosiding seminar nasional status silvikultur 1999 . Yogyakarta: UGM.

MLA Style

Silvikultur, SEMINAR, Nasional, Status. "Prosiding seminar nasional status silvikultur 1999". Yogyakarta: UGM, 1977. Electronic resources.