TY  - BOOK
AU  - National research council
TI  - Shales and swelling soils
U1  - 625.735 
PY  - 1981///
CY  - Washington
PB  - Printed in the United states of America
KW  - MCE
N1  - 0; 0; 0; 625_736000000000000_NAT
ER  -