Vallette, J., & Spalding, H. (1990). The International Trade in Wastes: A Greenpeace Inventory - International Waste Trade Schemes and Related International Policies (Fifth edition.). Washington: Greenpeace U.S.A.
Chicago Style (17th ed.) CitationVallette, Jim, and Heather Spalding. The International Trade in Wastes: A Greenpeace Inventory - International Waste Trade Schemes and Related International Policies. Fifth edition. Washington: Greenpeace U.S.A, 1990.
MLA (8th ed.) CitationVallette, Jim, and Heather Spalding. The International Trade in Wastes: A Greenpeace Inventory - International Waste Trade Schemes and Related International Policies. Fifth edition. Washington: Greenpeace U.S.A, 1990.
Warning: These citations may not always be 100% accurate.