Gaya APA

BEER, J, H, D., MCDERMOTT, M, J. (1989). The economic value of non-timber forest products in Southeast Asia: . Amsterdam: Netherlands Committee For IUCN-Damrak....

Gaya MLA

BEER, Jenne, H., De., MCDERMOTT, Melanie, J.. "The economic value of non-timber forest products in Southeast Asia:". Amsterdam: Netherlands Committee For IUCN-Damrak..., 1989. Buku.