11 Attribution
The material in this chapter is adapted from previously published content:
Van Cleave, M.J. (2017). Introduction to Logic and Critical Thinking. Lansing Community College. Section 1.1, 1.17-23. https://drive.google.com/file/d/0B-rkbctcWjo3OFhGODNSYTZPMVU/view?resourcekey=0-iGfOufS0tNl2MRQa64ITng CC BY.