APA (7 वां संस्करण) प्रशस्ति पत्र
Erdmans, M. P., & Black, T. (2015). On becoming a teen mom: Life before pregnancy. University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Erdmans, Mary Patrice, और Timothy Black. On Becoming a Teen Mom: Life Before Pregnancy. Oakland, California: University of California Press, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Erdmans, Mary Patrice, और Timothy Black. On Becoming a Teen Mom: Life Before Pregnancy. University of California Press, 2015.
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