Dyfyniad APA

Jennings, B. H. (1970). Environmental engineering: Analysis and practice. International Textbook Co.

Dyfyniad Arddull Chicago

Jennings, Burgess Hill. Environmental Engineering: Analysis and Practice. Scranton, Pa.: International Textbook Co, 1970.

Dyfyniad MLA

Jennings, Burgess Hill. Environmental Engineering: Analysis and Practice. International Textbook Co, 1970.

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