McGinnis, S. M., & Stebbins, R. C. (2018). Peterson field guide to western reptiles and amphibians (Fourth edition.). Houghton Mifflin Harcourt Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcGinnis, Samuel M., और Robert C. Stebbins. Peterson Field Guide to Western Reptiles and Amphibians. Fourth edition. Boston: Houghton Mifflin Harcourt Company, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcGinnis, Samuel M., और Robert C. Stebbins. Peterson Field Guide to Western Reptiles and Amphibians. Fourth edition. Houghton Mifflin Harcourt Company, 2018.
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