Dyfyniad APA

Campbell, O. (1999). Social science methods for research on reproductive health. World Health Organization.

Dyfyniad Arddull Chicago

Campbell, Oona. Social Science Methods for Research on Reproductive Health. Geneva: World Health Organization, 1999.

Dyfyniad MLA

Campbell, Oona. Social Science Methods for Research on Reproductive Health. World Health Organization, 1999.

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