Singh, S., Darroch, J. E., Ashford, L. S., & Vlassoff, M. (2012). Adding It Up: The costs and Benefits of Investing in family Planning and maternal and new born health. GUTTMACHER INSTITUTE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSingh, Susheela, Jacqueline E. Darroch, Lori S. Ashford, और Michael Vlassoff. Adding It Up: The Costs and Benefits of Investing in Family Planning and Maternal and New Born Health. GUTTMACHER INSTITUTE, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSingh, Susheela, et al. Adding It Up: The Costs and Benefits of Investing in Family Planning and Maternal and New Born Health. GUTTMACHER INSTITUTE, 2012.
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