Saskatchewan Research Council, Canada. Centre for Mineral and Energy Technology, & Dyck, J. H. (1980). Quality and occurrence of coal in southern Saskatchewan, Canada. Saskatchewan Research Council.
Čikaški stil citiranja (17. izdanje)Saskatchewan Research Council, Canada. Centre for Mineral and Energy Technology, i J. H. Dyck. Quality and Occurrence of Coal in Southern Saskatchewan, Canada. Saskatoon: Saskatchewan Research Council, 1980.
MLA način citiranja (8. izdanje)Saskatchewan Research Council, et al. Quality and Occurrence of Coal in Southern Saskatchewan, Canada. Saskatchewan Research Council, 1980.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.