Graded lessons in physiology and hygiene
By: by William O. Krohn ... thoroughly rev., and with added chapters on sanitation and communicable diseases, by S. J. Crumbine ...
Contributors: Crumbine, S. J. 1862-1954.
Publisher: D. Appleton and company
Published: 1919
Place of publication: New York
Language: eng
Number of pages: 347