Dyfyniad APA

Zimmer, J. (1997). Labor of love: Mothers share the joy of childbirth. Wiley.

Dyfyniad Arddull Chicago

Zimmer, Judith. Labor of Love: Mothers Share the Joy of Childbirth. New York: Wiley, 1997.

Dyfyniad MLA

Zimmer, Judith. Labor of Love: Mothers Share the Joy of Childbirth. Wiley, 1997.

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