APA استشهاد

Bursk, E. C., & Chapman, J. F. (1964). Modern marketing strategy. Harvard university press.

استشهاد بنمط شيكاغو

Bursk, Edward C., و John F. Chapman. Modern Marketing Strategy. Cambridge: Harvard university press, 1964.

MLA استشهاد

Bursk, Edward C., و John F. Chapman. Modern Marketing Strategy. Harvard university press, 1964.