TY  - BOOK
T1  - Mathematics methods for the elementary and middle school
A1  - Hatfield, Mary M. 1943-
A2  - Bitter, Gary G.
A2  - Edwards, Nancy Tanner 1943-
LA  - English
PP  - Boston
PB  - Allyn and Bacon
YR  - 1993
ED  - 2nd ed.
UL  - https://tuklas.up.edu.ph/Record/UP-99796217603893116
OP  - 521
NO  - Bitter's name appears first on the earlier edition.
CN  - QA 135.5 B53 1993
SN  - 0205147305
KW  - Mathematics : Study and teaching (Elementary)
KW  - Mathematics : Study and teaching (Secondary)
ER  -