Kap Suk Koh & Nichols, D. J. (1977). Measurement of the impact of the National Family Planning Program on fertility in Korea: 1960-1975. Korean Institute for Family Planning.
Čikaški stil citiranja (17. izdanje)Kap Suk Koh i Douglas J. Nichols. Measurement of the Impact of the National Family Planning Program on Fertility in Korea: 1960-1975. Korea: Korean Institute for Family Planning, 1977.
MLA način citiranja (9. izdanje)Kap Suk Koh i Douglas J. Nichols. Measurement of the Impact of the National Family Planning Program on Fertility in Korea: 1960-1975. Korean Institute for Family Planning, 1977.
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