Citazione Stile APA (7a Edizione)

Varangis, P. N. (1993). Tropical timber trade policies: What impact will eco-labeling have? International Economics Department, World Bank.

Citazione stile Chigago Style (17a edizione)

Varangis, Panayotis N. Tropical Timber Trade Policies: What Impact Will Eco-labeling Have? Washington, D.C: International Economics Department, World Bank, 1993.

Citatione MLA (9a ed.)

Varangis, Panayotis N. Tropical Timber Trade Policies: What Impact Will Eco-labeling Have? International Economics Department, World Bank, 1993.