TY  - BOOK
T1  - The act of creation
A1  - Koestler, Arthur 1905-
LA  - English
PP  - Harmondsworth, M1ddlesex, Eng.
PB  - Penguin Books
YR  - 1964
UL  - https://tuklas.up.edu.ph/Record/UP-1685523046125358075
OP  - 751
CN  - BF 408 K64 1964
SN  - 0140191917
KW  - Creative thinking.
ER  -