APA Style

Perhutani, P. (). Standar Operating Prosedur (SOP) Sadapan Kopal Metode Talang . Semarang: Perum Perhutani.

MLA Style

Perhutani, Perum. "Standar Operating Prosedur (SOP) Sadapan Kopal Metode Talang". Semarang: Perum Perhutani, . Text.