APA-viite (7. p.)
Technical Council on Cold Regions Engineering, ebrary, Inc, & Clarke, E. S. (2007). Permafrost foundations: State of the practice. American Society of Civil Engineers.
Chicago-viite (17. p.)
Technical Council on Cold Regions Engineering, Inc ebrary, ja Edwin S. Clarke. Permafrost Foundations: State of the Practice. Reston, VA: American Society of Civil Engineers, 2007.
MLA-viite (9. p.)
Technical Council on Cold Regions Engineering, et al. Permafrost Foundations: State of the Practice. American Society of Civil Engineers, 2007.
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