Research relating to children; an inventory of studies in progress. Bulletin [1]- Reported Dec. 1948

Research relating to children; an inventory of studies in progress. Bulletin [1]- Reported Dec. 1948

Manylion Llyfryddiaeth
Awdur Corfforaethol: U.S. Children's Bureau. Clearinghouse for Research in Child Life
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Washington U.S. Govt. Print. Off. 1949.
Pynciau:
Children > Research.