TY  - BOOK
AU  - Leech,J.W.
TI  - Classical mechanics
T2  - Science paperbacks,
U1  - 531.017 LEE/C 
PY  - 1965///
CY  - . - London
PB  - : Methuen
KW  - Mechanics, Analytic
N1  - Bibliography: p. 148-150
ER  -