Dyfyniad APA

Rivett, P. (1968). Concepts of operational research. C A Watts.

Dyfyniad Arddull Chicago

Rivett, Patrick. Concepts of Operational Research. London: C A Watts, 1968.

Dyfyniad MLA

Rivett, Patrick. Concepts of Operational Research. C A Watts, 1968.

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