Dyfyniad APA

National productivity council. (1964). Materials handling in West Germany Britain and USA. National productivity council.

Dyfyniad Arddull Chicago

National productivity council. Materials Handling in West Germany Britain and USA. New Delhi: National productivity council, 1964.

Dyfyniad MLA

National productivity council. Materials Handling in West Germany Britain and USA. National productivity council, 1964.

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