O'Hara, K., Iudicello, S., & Bierce, R. (1988). A citizens guide to plastics in the ocean: More than a litter problem. Center for Environmental Education.
Chicago Style (17th ed.) CitationO'Hara, Kathryn, Suzanne Iudicello, and Rose Bierce. A Citizens Guide to Plastics in the Ocean: More than a Litter Problem. Washington, D.C.: Center for Environmental Education, 1988.
MLA (9th ed.) CitationO'Hara, Kathryn, et al. A Citizens Guide to Plastics in the Ocean: More than a Litter Problem. Center for Environmental Education, 1988.
Warning: These citations may not always be 100% accurate.