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Citace podle Chicago (17th ed.)Early Years of Marriage (EYM) Project, Years 1-4, 1986-1989 Joseph Veroff, Elizabeth Douvan, Shirley Hatchett, Terri Orbuch. [electronic Resource]. 2007.
Citace podle MLA (9th ed.)Early Years of Marriage (EYM) Project, Years 1-4, 1986-1989 Joseph Veroff, Elizabeth Douvan, Shirley Hatchett, Terri Orbuch. [electronic Resource]. 2007.
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