APA Style

LaGREGA, M, D., LONG, D, A. (1984). Toxic and Hazardous Wastes . Pennsylvania: Technomic Publishing Company, Inc..

MLA Style

LaGREGA, MICHAEL, D.., LONG, DAVID, A.. "Toxic and Hazardous Wastes". Pennsylvania: Technomic Publishing Company, Inc., 1984. Text.