PSI, the Keller plan handbook: essays on a personalized system of instruction

Responsibility
[by] Fred S.Keller [and] J.Gilmour Sherman, with a contribution by Carolina Martuscelli Bori.
Imprint
Menlo Park, Calif., W. A. Benjamin [1974]
Physical description
xii,99 p. 25cm.
Series
The Benjamin PSI series

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Librarian view | Catkey: 839093