Population education (psychological, sociological, biological, anthropological)

Population education (psychological, sociological, biological, anthropological)

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Manylion Llyfryddiaeth
Prif Awdur: Sanchez, Custodiosa A.
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Manila National Book Store c1991
Rhifyn:rev. ed.
Pynciau:
Population > Study and teaching.