TY  - BOOK
AU  - Pipes, Louis  A.
AU  - Hovenessian, Shahen  A.
TI  - Matrix-computer methods in Engineering
U1  - 519.5 
PY  - 1969///
CY  - New York,New Delhi etc
PB  - John Wiley & Sons 
KW  - Environmental law
KW  - Matrices
KW  - Engineering--Data processing
KW  - Agriculture
KW  - Agriculture--Economic aspects
ER  -