Παραπομπή APA

Steiner, P. (1968). On the process of planning. Athens: Center of Planning and Economic Research.

Παραπομπή Chicago Style

Steiner, Peter. On the Process of Planning. Athens: Center of Planning and Economic Research, 1968.

Παραπομπή MLA

Steiner, Peter. On the Process of Planning. Athens: Center of Planning and Economic Research, 1968.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.