Dyfyniad APA

National productivity council. (1964). Food preservation and canning industry. National Producctivity Council.

Dyfyniad Arddull Chicago

National productivity council. Food Preservation and Canning Industry. New Delhi: National Producctivity Council, 1964.

Dyfyniad MLA

National productivity council. Food Preservation and Canning Industry. National Producctivity Council, 1964.

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