.Rubin, S. J., & .Graham, T. R. (1982). Environment and trade: The relation of international trade and environmental policy. Allanheld, Osmun.
Citazione stile Chigago Style (17a edizione).Rubin, Seymour J., e Thomas R. .Graham. Environment and Trade: The Relation of International Trade and Environmental Policy. .Totowa, N.J: Allanheld, Osmun, 1982.
Citatione MLA (9a ed.).Rubin, Seymour J., e Thomas R. .Graham. Environment and Trade: The Relation of International Trade and Environmental Policy. Allanheld, Osmun, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.