Dyfyniad APA

ENGEL, J. F. (1990). Consumer Behavior / James F. Engel; Roger D. Blackwell And Paul W. Miniard. The Dryden.

Dyfyniad Arddull Chicago

ENGEL, James F. Consumer Behavior / James F. Engel; Roger D. Blackwell And Paul W. Miniard. The Dryden, 1990.

Dyfyniad MLA

ENGEL, James F. Consumer Behavior / James F. Engel; Roger D. Blackwell And Paul W. Miniard. The Dryden, 1990.

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