(1972). Food engineering. Chilton Company.
Dyfyniad Arddull ChicagoFood Engineering. Pennsylvania: Chilton Company, 1972.
Dyfyniad MLAFood Engineering. Chilton Company, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
(1972). Food engineering. Chilton Company.
Dyfyniad Arddull ChicagoFood Engineering. Pennsylvania: Chilton Company, 1972.
Dyfyniad MLAFood Engineering. Chilton Company, 1972.