APA引文

Engel, J. F. (1972). Market Segmentation. Holt Rine hart and Winston.

Chicago Edition Citation

Engel, James F. Market Segmentation. New york: Holt Rine hart and Winston, 1972.

MLA引文

Engel, James F. Market Segmentation. Holt Rine hart and Winston, 1972.

警告：這些引文格式不一定是100％准確.