Needs of children and adolescents a case study of Sri Lanka.

Part of a series of studies on educational and recreational needs of young age groups in several countries.

Библиографические подробности
Корпоративные авторы: UNICEF, Marga Institute
Формат:
Язык:English
Опубликовано: Colombo Marga Institute 1975.
Серии:Marga research studies 5.
Предметы: