Sanitation and hygiene for the tropics
Subtitle: book one, primer of sanitation for the tropics--book two, physiology and hygiene for the tropics
By: by John Woodside Ritchie & Margaret Anna Purcell ; with an introduction by David P. Barrows ... and a chapter on opium by ... Charles H. Brent
Contributors: Purcell, Margaret Anna
Publisher: World Book Co.
Published: 1919
Place of publication: Yonkers-on-Hudson, N.Y
Language: eng
Number of pages: 434
Copyright date: 1916
Subjects: Tropical medicine