- CAD Formats
- Call Number System - Library of Congress
- CANSIM: Using CANSIM
- Carleton University Dataverse Collection - Help Guide
- Census of Canada: Choosing Census Geography
- Census of Canada: Downloading Canadian Census Analyser Data
- Census of Canada: Joining Census or NHS Data to Boundary Shapefiles
- Chicago
- Choosing an Essay Topic
- Citation Management
- Cited Reference Searching
- Citing Data and Statistics
- Citing data, statistics, maps and government information
- Citing Geospatial Data and Software
- Citing Government Information
- Citing Maps
- Citing Your Sources
- Climate GIS Data and Maps
- CODOC Call Numbers
- Configure Google Scholar to Access Articles through Omni
- Converting Shapefiles to AutoCAD drawing files
- Copyright and faculty-owned materials
- Copyright and posting to Brightspace
- Copyright Definitions and FAQ
- Copyright when teaching a virtual class
- Copyright when teaching in a physical classroom
- Covidence
- Creating an Ottawa site plan in ArcGIS Pro
- Creating Contours using ASTER DEM and Global Mapper
- Critical Review
- CSE Citation Style
- CSE Citation Style: In-Text Citations
- CSE Citation Style: Reference List: Citation-Sequence and Citation-Name
- CSE Citation Style: Reference List: Name-Year
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