TY  - BOOK
AU  - Syakir A. M.
AU  - Sasikala Nallaya, 1965-
TI  - Innovation challenge
SN  - 9832671450 (set)
U1  - 428.6 22
PY  - 2006///
CY  - Kuala Lumpur
PB  - Penerbit Era Didik
KW  - Readers
KW  - Science fiction
N1  - Includes questions and exercises
ER  -