TY  - BOOK
AU  - John Barry Cook
TI  - General physics and sound
T2  - Multiple choice questions in A-Level physics, bk. 1
SN  - 080163572
U1  - 530 C771g 
PY  - 1970///
CY  - Oxford
PB  -  Pergamon
KW  - Sound.
KW  - Sound Questions and answers
KW  - Sound Questions
ER  -