TY  - BOOK
T1  - Science year the World book science annual
A2  - A. Richard Harmer ...et al
LA  - English
PP  - Chicago
PB  - Field Enterprises Educational Corporation
YR  - 1966
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217608726708
OP  - 443
NO  - Published by: World Book-Childcraft International, 1979-1982; World Book, 1983-
NO  - Issues for 1987- have subtitle: World book annual science supplement.
NO  - Latest issue consulted: 2008.
CN  - Q 9 S33 1966
KW  - Science : Periodicals.
KW  - Sciences : P?eriodiques.
ER  -