@book{21122,
	author = {Courtney, Gregory W.},
	title = {Biosystematics of the Nymphomyiidae (Insecta : Diptera) : life history, morphology, and phylogenetic relationships},
	publisher = {Smithsonian Institution,},
	year = {1994},
	series = {Smithsonian contributions to zoology},
	address = {Washington :}
}