Penggayaan APA

SIANTURI, Apul. (1990). An optimal harvesting model to evaluate the Indonesian selective cutting system for secondary dipterocarp forests . Ann Arbor: U.M.I.

Chicago Style

SIANTURI, Apul. An optimal harvesting model to evaluate the Indonesian selective cutting system for secondary dipterocarp forests. Ann Arbor: U.M.I, 1990. Buku.

MLA Style

SIANTURI, Apul. An optimal harvesting model to evaluate the Indonesian selective cutting system for secondary dipterocarp forests. Ann Arbor: U.M.I, 1990. Buku.

Turabian Style

SIANTURI, Apul. An optimal harvesting model to evaluate the Indonesian selective cutting system for secondary dipterocarp forests. Ann Arbor: U.M.I, 1990. Buku.