APA (7 वां संस्करण) प्रशस्ति पत्र
Easterlin, N. (2012). A biocultural approach to literary theory and interpretation. Johns Hopkins University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Easterlin, Nancy. A Biocultural Approach to Literary Theory and Interpretation. Baltimore, Md.: Johns Hopkins University Press, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Easterlin, Nancy. A Biocultural Approach to Literary Theory and Interpretation. Johns Hopkins University Press, 2012.
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