APA引文

David, Kohls, L Richard, & W Downey. (1972). Marketing of agriculture marketing. Newyork.

Chicago Edition Citation

David, Kohls, L Richard, and W Downey. Marketing of Agriculture Marketing. Newyork, 1972.

MLA引文

David, et al. Marketing of Agriculture Marketing. Newyork, 1972.

警告：這些引文格式不一定是100％准確.