APA استشهاد

Caplovitz, D. (1963). Poor pay more: Consumer practice of low income families. The free press of Glenco.

استشهاد بنمط شيكاغو

Caplovitz, David. Poor Pay More: Consumer Practice of Low Income Families. London: The free press of Glenco, 1963.

MLA استشهاد

Caplovitz, David. Poor Pay More: Consumer Practice of Low Income Families. The free press of Glenco, 1963.