TY  - BOOK
AU  - Chayes, Felix
TI  - Petrographic modal analysis: an elementary statistical appraisal
PY  - 1956///
CY  - John Wiley & Sons Inc.
PB  - New York
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=2103
ER  -