TY  - BOOK
AU  - E. WM Heinrich
TI  - Microscopic petrography
U1  - 552.8 
PY  - 1958///
CY  - New York
PB  - McGraw Hill Book Co Inc
N1  - E. WM Heinrich: Microscopic petrography.  New York.  McGraw Hill Book Co Inc, 1958.--(552.8HEI)
ER  -