Gaya APA

Colfer, C, J, P. et al (1999). The Grab Bag : Supplementary Methods for Assesing Human Well-Being . Jakarta: Cifor.

Gaya MLA

Colfer, Carol, J., Pierce. et al. "The Grab Bag : Supplementary Methods for Assesing Human Well-Being". Jakarta: Cifor, 1999. Text.