TY  - BOOK
T1  - Science for today and tomorrow, 6
A1  - Schneider, Herman
A2  - Schneider, Nina
LA  - English
PP  - Boston
PB  - D.C. Heath
YR  - 1968
ED  - 3rd ed.
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217606748869
OP  - 394
CN  - Q 163 S36 1968 v.6
KW  - Science : Juvenile works.
KW  - Science : Experiments.
ER  -