Dyfyniad APA

Richardson, J. F., & Peacock, D. G. (1971). Chemical engineering v.3. ELBS.

Dyfyniad Arddull Chicago

Richardson, J F., and D G. Peacock. Chemical Engineering V.3. London: ELBS, 1971.

Dyfyniad MLA

Richardson, J F., and D G. Peacock. Chemical Engineering V.3. ELBS, 1971.

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