APA (7. basım) Alıntı
Wessel, H. (1981). Under the apple tree: Marrying, Birthing, Parenting. Bookmates International.
Chicago Style (17. basım) Atıf
Wessel, Helen. Under the Apple Tree: Marrying, Birthing, Parenting. California: Bookmates International, 1981.
MLA (9th ed.) Atıf
Wessel, Helen. Under the Apple Tree: Marrying, Birthing, Parenting. Bookmates International, 1981.
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