TY  - BOOK
AU  - Besavilla, Venancio I., Jr.
TI  - Solution to problems in earthworks
AV  - TA 715 .B47 1974 
PY  - 1974///
CY  - [Place of publication not identifed]
PB  - [publisher not identified]
N1  - Solution to problems in earthworks /, Solution
ER  -