Public health and human ecology

Public health and human ecology

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Manylion Llyfryddiaeth
Prif Awdur: Last, John M. 1926-
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: East Norwalk, Conn. Appleton & Lange c1987.
Pynciau:
Public health.
Human ecology.
Health Education.