APA (7. basım) Alıntı

Keep, A. V. (1981). The Premenstrual Syndrome. MTP Press Limited.

Chicago Style (17. basım) Atıf

Keep, A. Van. The Premenstrual Syndrome. Berlin: MTP Press Limited, 1981.

MLA (9th ed.) Atıf

Keep, A. Van. The Premenstrual Syndrome. MTP Press Limited, 1981.