TY  - BOOK
AU  - Conference on clays and clay minerals (7th:1958:Oct20-23:Washington)
AU  - Swineford, Ada [editor]
TI  - Clays and clay minerals : Proceedings of the seventh national conference on clays and clay minerals
U1  - 553.61 
PY  - 1960///
CY  - London
PB  - Pergamon Press
KW  - Clay minerals
KW  - Clays
ER  -