Ptychadenidae (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ptychadenidae" in English language version.

refsWebsite

Global rank English rank

1,578^th place

1,521^st place

656^th place

1,126^th place

7,283^rd place

7,096^th place

amnh.org

Frost, Darrel R. (2014). "Ptychadenidae Dubois, 1987". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 6 January 2014.

"Ptychadenidae". AmphibiaWeb: Information on amphibian biology and conservation. [web application]. Berkeley, California: AmphibiaWeb. 2014. Retrieved 6 January 2014.