(Q40514492)
Statements
1 reference
The organization of day-care environments: required versus optional activities (English)
1 reference
Doke LA
1 reference
Risley TR
1 reference
1 January 1972
1 reference
1 reference
5
1 reference
4
1 reference
405-420
1 reference
Identifiers
1 reference
1 reference
1 reference