Παραπομπή APA

Riggs, J. L. (1984). Production systems: Planning analysis and control/3e (3rd ed.). Wiley Eastern.

Παραπομπή Chicago Style

Riggs, James L. Production Systems: Planning Analysis and Control/3e. 3rd ed. New Delhi: Wiley Eastern, 1984.

Παραπομπή MLA

Riggs, James L. Production Systems: Planning Analysis and Control/3e. 3rd ed. Wiley Eastern, 1984.