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.
Chicago Style (17. basım) AtıfSingh, Susheela, Jacqueline E. Darroch, Lori S. Ashford, ve Michael Vlassoff. Adding It Up: The Costs and Benefits of Investing in Family Planning and Maternal and New Born Health. GUTTMACHER INSTITUTE, 2012.
MLA (8th ed.) AtıfSingh, 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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