Manual for sanitary inspectors
By: [edited by R.D. Defries and A.S. O'Hara]
Contributors: Defries, Robert Davies, 1889-,; O'Hara, A. S,
Edition: 9th ed., rev.
Published: 1961
Place of publication: Toronto
Language: eng
Number of pages: 286
Subjects: Health officers -- Canada; Public health -- Canada; Public health -- Canada
Other titles: Sanitary inspectors