Woollen, A. (1970). Food industries manual (20th ed.). Chemical Publishing.
Dyfyniad Arddull ChicagoWoollen, A. Food Industries Manual. 20th ed. New York: Chemical Publishing, 1970.
Dyfyniad MLAWoollen, A. Food Industries Manual. 20th ed. Chemical Publishing, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.