Food, environment, and health a guide for primary school teachers

Xehetasun bibliografikoak
Egile nagusia:	Williams, Trefor
Beste egile batzuk:	Moon, Alysoun, Williams, Margaret
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	Geneva World Health Organization c1990.
Gaiak:	Developing countries. Environmental health. Health education (Elementary) Nutrition > Study and teaching. Teaching.