Tohutoro APA (7th ed.)

Engel, J. F. (1968). Consumer behavior: Selected readings. Richard D. Irwin.

Tohutoru Kātū Chicago (17th ed.)

Engel, James F. Consumer Behavior: Selected Readings. Homewood: Richard D. Irwin, 1968.

Tohutoro MLA (9th ed.)

Engel, James F. Consumer Behavior: Selected Readings. Richard D. Irwin, 1968.