The art of making sense;
a guide to logical thinking.
APA Citation
Ruby, L. (1968). The art of making sense: a guide to logical thinking. 2d ed. Philadelphia: Lippincott.
MLA Citation
Ruby, Lionel. The Art of Making Sense: a Guide to Logical Thinking. 2d ed. Philadelphia: Lippincott, 1968.
Warning: These citations may not always be complete (especially for serials).