Ensiklopedia sains.
- [Kuala Lumpur] Arus Intelek & Arenabuku 1996.
- 4j. il. bwn. 28cm
9679703134
Science--Dictionaries--Juvenile literature
Science--Encyclopedias
503 ENS 1996
9679703134
Science--Dictionaries--Juvenile literature
Science--Encyclopedias
503 ENS 1996