Παραπομπή APA

Keller, S. I. (1964). The American lower class family: A survey of selected facts and their implications. Albany, NY: [Division for Youth].

Παραπομπή Chicago Style

Keller, Suzanne Infeld. The American Lower Class Family: A Survey of Selected Facts and Their Implications. Albany, NY: [Division for Youth], 1964.

Παραπομπή MLA

Keller, Suzanne Infeld. The American Lower Class Family: A Survey of Selected Facts and Their Implications. Albany, NY: [Division for Youth], 1964.

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