Spillane, W. H., & Ryser, P. E. (1975). Male fertility survey: Fertility knowledge, attitudes, and practices of married men. Ballinger Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpillane, William H., और Paul E. Ryser. Male Fertility Survey: Fertility Knowledge, Attitudes, and Practices of Married Men. Massachusetts: Ballinger Pub, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSpillane, William H., और Paul E. Ryser. Male Fertility Survey: Fertility Knowledge, Attitudes, and Practices of Married Men. Ballinger Pub, 1975.
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