TY  - BOOK
AU  - D'Augustine,Charles H.
TI  - Multiple methods of teaching mathematics in the elementary school
AV  - QA135.5 .D28
U1  - 372.7/2 
PY  - 1968///]
CY  - New York
PB  - Harper & Row
KW  - Mathematics
KW  - Study and teaching (Elementary)
N1  - Includes bibliographies
ER  -