Dyfyniad APA

Holland,F A, & Watson,F A. (1974). Introduction to process economics (2.). John Wiley & Sons.

Dyfyniad Arddull Chicago

Holland,F A, and Watson,F A. Introduction to Process Economics. 2. London: John Wiley & Sons, 1974.

Dyfyniad MLA

Holland,F A, and Watson,F A. Introduction to Process Economics. 2. John Wiley & Sons, 1974.

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