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White, J.F.; White, A.W. 2007 Amphibians and reptiles of Delmarva. 2nd rev. ed. Tidewater Publishers, Centreville, Maryland. 243 pp.

White, J.F.; White, A.W. 2002 Amphibians and reptiles of Delmarva. 1st ed. Tidewater Publishers, Centreville, Maryland. 245 pp.