| 其他書名 | Part 2: Geological Studies : Fourth Report on Structural Provinces, Orogenies, and Time-classification of Rocks of the Canadian Precambrian Shield |
| 出版 | Department of Mines and Technical Surveys, 1964 |
| URL | http://books.google.com.hk/books?id=PQF8QwAACAAJ&hl=&source=gbs_api |