Cita APA (7th ed.)

Caplovitz, D. (1967). The poor pay more: Consumer practices of low-income families. Free Press.

Cita Chicago (17th ed.)

Caplovitz, David. The Poor Pay More: Consumer Practices of Low-income Families. New York: Free Press, 1967.

Cita MLA (9th ed.)

Caplovitz, David. The Poor Pay More: Consumer Practices of Low-income Families. Free Press, 1967.