TY  - BOOK
AU  - Watanatada Thawat
TI  - Highway design and maintenance standards model: user's manual for the HDM-III model
U1  - 625.7022 
PY  - 1987///
CY  - Baltimore
PB  - Johns Hopkins University Press
KW  - Mathematical models
KW  - Motor vehicles
KW  - Road design
KW  - Roads
ER  -