Citazione Stile APA (7a Edizione)

Biller, D. (1994). Informal gold mining and mercury pollution in Brazil. Public Economics Division, Policy Research Department, The World Bank.

Citazione stile Chigago Style (17a edizione)

Biller, Dan. Informal Gold Mining and Mercury Pollution in Brazil. Washington, D.C: Public Economics Division, Policy Research Department, The World Bank, 1994.

Citatione MLA (9a ed.)

Biller, Dan. Informal Gold Mining and Mercury Pollution in Brazil. Public Economics Division, Policy Research Department, The World Bank, 1994.