TY  - BOOK
ED  - Estados Unidos.
TI  - Earth manual: A guide to the use of soils as foundations and des construction materials for hydroulic structures 
AV  - TA710 U635 1963
PY  - 1963///
CY  - Washington, D.C.
PB  - United states, government printing office
KW  - Mecánica de suelos
ER  -