@book {1450,
	title = {Amphibians of Malawi},
	year = {1967},
	publisher = {State University of New York Press},
	organization = {State University of New York Press},
	address = {Albany},
	author = {Stewart, M. M.}
}
@article {366,
	title = {Parallel Pattern Polymorphism in the Genus Phrynobatrachus (Amphibia: Ranidae)},
	journal = {Copeia},
	year = {1974},
	pages = {823-832},
	author = {Stewart, M. M.}
}
