TY  - BOOK
AU  - Yelon,Stephen L.
TI  - Powerful principles of instruction
SN  - 080131643X
U1  - 371.102 
PY  - 1996///
CY  - White Plains, N.Y.
PB  - Longman Publishers USA
KW  - Teaching
KW  - Learning
KW  - Teachers
N1  - Includes bibliographical references (p. 283-287) and index
ER  -