Dyfyniad APA

Sage, A. P. (1977). Optimum systems control (2nd ed.). Prentice-Hall of India.

Dyfyniad Arddull Chicago

Sage, Andrew P. Optimum Systems Control. 2nd ed. New Jersey: Prentice-Hall of India, 1977.

Dyfyniad MLA

Sage, Andrew P. Optimum Systems Control. 2nd ed. Prentice-Hall of India, 1977.

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