@book{41722,
	author = {Morris, Percy A.},
	title = {A field guide to shells, of the Atlantic and gulf coasts and the West Indies},
	publisher = {Houghton Mifflin},
	year = {1973.},
	series = {The Peterson field guide series},
	address = {Boston},
	edition = {3d ed. [completely rewritten and enlarged]},
	note = {Sponsored by the National Audubon Society and National Wildlife Federation.}
}