Παραπομπή APA

Cook, W. D., & Kuhn, T. E. (1982). Planning process in developing countries: Techniques and achievements. North-Holland.

Παραπομπή Chicago Style

Cook, Wade D., και Tillo E. Kuhn. Planning Process in Developing Countries: Techniques and Achievements. Amsterdam: North-Holland, 1982.

Παραπομπή MLA

Cook, Wade D., και Tillo E. Kuhn. Planning Process in Developing Countries: Techniques and Achievements. North-Holland, 1982.