3 literature references for Pseudotriton marginatus Hallowell, 1856:

Author:
Year: 1996
Title:
Source: database, NODC Taxonomic Code
Author: Frost, Darrel R.
Year: 2009
Title:
Source: database. Amphibian Species of the World: an Online Reference v5.3
Author: Frost, Darrel R.
Year: 1997
Title:
Source: Amphibian Species of the World, A Taxonomic and Geographic Reference. Second edition