@book {393,
	title = {The Frogs of South Africa},
	year = {1965},
	pages = {242 pp},
	publisher = {Purnell \& Sons},
	organization = {Purnell \& Sons},
	address = {Cape Town},
	author = {Wagner, V.A.}
}
@book {1454,
	title = {The Frogs of South Africa},
	year = {1965},
	publisher = {Purnell \& Sons},
	organization = {Purnell \& Sons},
	address = {Cape Town},
	author = {Wager, V.A.}
}
@book {1313,
	title = {The Frogs of the Kruger National Park},
	year = {1976},
	publisher = {National Parks Board of South Africa},
	organization = {National Parks Board of South Africa},
	address = {Pretoria},
	author = {Pienaar, U. and Passmore, N. I. and V.C. Carruthers}
}
@book {1439,
	title = {The Frogs of the Kruger National Park},
	year = {1976},
	publisher = {National Parks Board of South Africa},
	organization = {National Parks Board of South Africa},
	address = {Pretoria},
	author = {Pienaar, U. de V. and Passmore, N. I. and V.C. Carruthers}
}
@article {316,
	title = {Amphibia Zambesiaca 2: Ranidae},
	journal = {Ann. Natal Mus.},
	volume = {27},
	year = {1985},
	pages = {115-181},
	author = {Poynton, J.C. and Broadley, D. G.}
}
