TY  - BOOK
AU  - Carroll,A.D.
AU  - Duggan,J.E.(John Edward).
AU  - Etchells,R.
TI  - Physical science, first level
SN  - 0091335817
PY  - 1978///
CY  - London
PB  - Hutchinson
KW  - Science
N1  - With answers to self-assessment questions
ER  -