APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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