Public health engineering : a text book of principles of environmental sanitation /
Early Bernard Phelps and collaborating authors
- New York : John Wiley, 1958
- 2 v. : ill.,. map, plans, tables, diagrs. ; 22 cm.
London, Chapman and Hall "Reference" at end of some chapters
Contents. v.1. pt. 1. : The air contact, with a chapter on insects and inscets control by Harry D.f Pratt. - p. 2. The water contact, by author in collaboration with Clarence J. Velz. v. 2. - p.3. The food contact