Lazarsfeld, S. (1934). Rhythm of life: A guide to sexual harmony for women. G. Routledge & Sons Ltd..
Chicago Style aipamenaLazarsfeld, Sofie. Rhythm of Life: A Guide to Sexual Harmony for Women. London: G. Routledge & Sons Ltd., 1934.
MLA aipamenaLazarsfeld, Sofie. Rhythm of Life: A Guide to Sexual Harmony for Women. G. Routledge & Sons Ltd., 1934.
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