Ten steps forward :

Calder, Ritchie.

Ten steps forward : world health, 1948-1958 / Dix étapes : santé du monde : 1948-1958 Diez a~nos de progreso : salud mundial : 1948-1958 [original text by Ritchie Calder] - Geneva : World Health Organization, 1958. - 68 p.

English, French and Spanish eds. bound together.


eng fre spa.


World health.
Public health--history.

WA 540 MW6
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