TY  - BOOK
AU  - Firth,D.C.
AU  - Lyon,K.W.
TI  - Introductory physical science
SN  - 0521076447
U1  - 500.20712 23
PY  - 1971///.
CY  - Cambridge: 
PB  - Cambridge University Press, 
KW  - Physical sciences
KW  - Study and teaching (Secondary)
KW  - Laboratory manuals
N1  - Includes index
ER  -