Hygiene by experiment
Subtitle: a series of problem studies in hygiene, for pupils in intermediate grades and in junior high schools
By: by F.M. Gregg.
Publisher: World book company; World Book Company
Published: 1923
Place of publication: Yonkers-on-Hudson, N.Y
Language: eng
Number of pages: 324
Subjects: Health education.
Notes: "Suggested reference books": p. 323-324.