TY  - BOOK
AU  - Kopp,Oswald W.
AU  - Zufelt,David L.
TI  - Personalized curriculum: method and design
SN  - 0675099706
AV  - LB1555 .K65
U1  - 372.1/9 
PY  - 1971///]
CY  - Columbus, Ohio
PB  - Merrill
KW  - Elementary school teaching
KW  - Local
KW  - Education , Elementary
KW  - Curricula
N1  - Includes bibliographies
ER  -