𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A token reinforcement system for large wards of institutionalized adolescents

✍ Scribed by R.A. Altchison; Donald R. Green


Book ID
115752634
Publisher
Elsevier Science
Year
1974
Tongue
English
Weight
870 KB
Volume
12
Category
Article
ISSN
0005-7967

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