Dyfyniad APA

Plant engineering. (1959). Plant engineering hand book. McGraw-Hill.

Dyfyniad Arddull Chicago

Plant engineering. Plant Engineering Hand Book. New York: McGraw-Hill, 1959.

Dyfyniad MLA

Plant engineering. Plant Engineering Hand Book. McGraw-Hill, 1959.

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