Não informado. (2018). Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys.
Chicago-Zitierstil (17. Ausg.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Ottawa: Department of Mines and Technical Surveys, 2018.
MLA-Zitierstil (8. Ausg.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.