Dyfyniad APA

Ogata, K. (2004). System dynamics (4th ed.). Pearson Education.

Dyfyniad Arddull Chicago

Ogata, Katsuhiko. System Dynamics. 4th ed. New Delhi: Pearson Education, 2004.

Dyfyniad MLA

Ogata, Katsuhiko. System Dynamics. 4th ed. Pearson Education, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.