(1973). Volcanism and volcanic rocks: Summaries of lectures presented at a seminar series at the Geological Survey of Canada, Ottawa, 1972 - 73 (2. ed.). Geological Survey of Canada.
Chicago-Zitierstil (17. Ausg.)Volcanism and Volcanic Rocks: Summaries of Lectures Presented at a Seminar Series at the Geological Survey of Canada, Ottawa, 1972 - 73. 2. ed. Ottawa: Geological Survey of Canada, 1973.
MLA-Zitierstil (9. Ausg.)Volcanism and Volcanic Rocks: Summaries of Lectures Presented at a Seminar Series at the Geological Survey of Canada, Ottawa, 1972 - 73. 2. ed. Geological Survey of Canada, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.