TY  - BOOK
AU  - HEFFERNAN,D.A.
AU  - M.S.Learmonth
TI  - The World of Science book two
SN  - 0 582 80915 0
U1  - 500.07 
PY  - 1998///
CY  - Melbourne
PB  - Longman
KW  - 0
KW  - Grade 10-12
ER  -