TY  - BOOK
AU  - HOLLAND,Julian
AU  - Martin Clowes
TI  - The Grolier Science Encyclopedia 6 : : Light and energy
SN  - 0-7534-0566-0
U1  - 500.3 
PY  - 2001///
CY  - London
PB  - Kingfisher Publication
KW  - 0
KW  - Grade 10-12
ER  -