@book {53,
	title = {Field guide to the orchids of Costa Rica and Panama},
	series = {Field guide to the orchids of Costa Rica and Panama},
	year = {1993},
	pages = {ix+374p-ix+374p},
	type = {Book},
	isbn = {0-8014-8139-2 (paper); 0-8014-2582-4 (cloth)},
	url = {<Go to ISI>://BCI:BCI199497201679},
	author = {Dressler, Robert L. and Dressler, R. L.}
}
