A D Burke. (1929). Practical dairy tests: A manual for students and interested in the practical testing of dairy products. Milwaukee: Olsen.
Dyfyniad Arddull ChicagoA D Burke. Practical Dairy Tests: A Manual for Students and Interested in the Practical Testing of Dairy Products. Milwaukee: Olsen, 1929.
Dyfyniad MLAA D Burke. Practical Dairy Tests: A Manual for Students and Interested in the Practical Testing of Dairy Products. Milwaukee: Olsen, 1929.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.