C B Knodt. (1954). Succenful Dairying. Mc Graw-Hill book company Inc.
Dyfyniad Arddull ChicagoC B Knodt. Succenful Dairying. Mc Graw-Hill book company Inc, 1954.
Dyfyniad MLAC B Knodt. Succenful Dairying. Mc Graw-Hill book company Inc, 1954.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.