1. American Public Health Association. Standard Methods for the Examination of Water and Sewage, p. 63. 8th ed., xiv + 309 pp. Lancaster Press: Lancaster, Pa., 1936.
2. Barnum, H. J., Lucas, P. S., and Hartsuch, Bruce. The Use of Cleaners in the Dairy Plant. Mich. Spec. Bul. No. 262. 24 pp. 1937.
3. Presto, Now It's a Two-Minute Job;Elder;Successful Farming,1943
4. Laboratory Studies of Methods for Cleaning of Eating Utensils and Evaluating Detergents;Gilcrease;Amer. Jour. Pub. Health,1941
5. Jensen, J. M. Farm Dairy Utensils Washed Effectively by New Methods. Mich. Agr. Expt. Sta. Quar. Bul., 26: 277–282. 1944.