Duncan, W. H., & Duncan, M. B. (1987). The Smithsonian guide to seaside plants of the Gulf and Atlantic coasts from Louisiana to Massachusetts, exclusive of lower peninsular Florida. Smithsonian Institution Press.
Chicago Style (17th ed.) CitationDuncan, Wilbur H., and Marion B. Duncan. The Smithsonian Guide to Seaside Plants of the Gulf and Atlantic Coasts from Louisiana to Massachusetts, Exclusive of Lower Peninsular Florida. Washington, D.C.: Smithsonian Institution Press, 1987.
MLA (9th ed.) CitationDuncan, Wilbur H., and Marion B. Duncan. The Smithsonian Guide to Seaside Plants of the Gulf and Atlantic Coasts from Louisiana to Massachusetts, Exclusive of Lower Peninsular Florida. Smithsonian Institution Press, 1987.
Warning: These citations may not always be 100% accurate.