TY  - BOOK
AU  - Williamson,Richard E.
AU  - Trotter Hale F.
TI  - Multivariable Mathematics : Linear Algebra Calculus Differential Equations
SN  - 0-13-604850-1
U1  - 512.5 
PY  - 1979///
CY  - new jersey
PB  - prentice hall
ER  -