Orla-Jensen. Dairy bacteriology / Orla-Jensen ; translated by P. S. Arup. - 2nd English ed. - London : J. & A. Churchill, 1931. - x, 198 p. ; 25 cm. Includes index. 346 346 Subjects--Topical Terms: Dairy bacteriology.Milk--Microbiology. Dewey Class. No.: 637 / O5d