TY  - BOOK
AU  - Gill,James E.
ED  - International Geological Congress = Congres Geologique International
ED  - Congres Geologique International
TI  - XXIV International Geological Congress: Section 2. Petrology = XXIV Congres Geologique International : Pétrologie
PY  - 1972///
CY  - Montreal
PB  - Harpell's Press Co-opérative
KW  - Petrología
KW  - Actaconf
ER  -