APA

Engel J. F., Kollat D. T. & Blackwell R. D. (1968). Consumer behavior. New York: Holt, Rinehart, and Winston.

Chicago

Engel James F, Kollat David T and Blackwell Roger D. 1968. Consumer behavior. New York: Holt, Rinehart, and Winston.

Harvard

Engel J. F., Kollat D. T. and Blackwell R. D. (1968). Consumer behavior. New York: Holt, Rinehart, and Winston.

MLA

Engel James F, Kollat David T and Blackwell Roger D. Consumer behavior. New York: Holt, Rinehart, and Winston. 1968.