Public health and hygiene; a students' manual

Détails bibliographiques
Auteur principal:	Bolduan, Charles Frederick 1873
Autres auteurs:	Bolduan, Nils William 1907
Format:	Livre
Langue:	English
Publié:	Philadelphia and London W. B. Saundrs company 1936.
Sujets:	Hygiene, Public. Contagion and contagious diseases.