Blackadar, R. G., & Dumych, H. (1975). GUIDE TO AUTHORS -: A Guide for the Preparation of Geological Maps and Reports (Rev. ed. 1975.). Energy, Mines and Resources Canada.
Chicago-čujuhus (17. p.)Blackadar, R. G., juo H. Dumych. GUIDE TO AUTHORS -: A Guide for the Preparation of Geological Maps and Reports. Rev. ed. 1975. Ottawa: Energy, Mines and Resources Canada, 1975.
MLA-čujuhus (9. p.)Blackadar, R. G., juo H. Dumych. GUIDE TO AUTHORS -: A Guide for the Preparation of Geological Maps and Reports. Rev. ed. 1975. Energy, Mines and Resources Canada, 1975.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.