TY  - BOOK
AU  - BISHOP, S. M
TI  - SUBSURFACE MAPPING
PY  - 1960///
CY  - NEWYORK
PB  - JOHN WILEY
UR  - http://krc.immt.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=115
ER  -