TY  - BOOK
AU  - Kevin Heffexani
AU  - John O Brain
TI  - Earth Materials
SN  - 0000099469
U1  - 624 
PY  - 2010///
CY  - New York
PB  - Wiley
KW  -  Materials
KW  - Civil engineering(624)
KW  - Earth
ER  -