APA استشهاد

Willings, D. R. (1968). How to use the case study in training for decision making. Business.

استشهاد بنمط شيكاغو

Willings, David R. How to Use the Case Study in Training for Decision Making. London: Business, 1968.

MLA استشهاد

Willings, David R. How to Use the Case Study in Training for Decision Making. Business, 1968.