World yearbook of education 1989 :
World yearbook of education 1989 : health education.
- Great Britain : Biddles Ltd, Guildford, 1989.
- 351 p.
- World yearbook of education .
1850917353
371.7 (100) =20 "1989" WOR.
1850917353
371.7 (100) =20 "1989" WOR.