Groarke, Leo. Good reasoning matters! : a constructive approach to critical thinking / Leo Groarke, Christopher Tindale, Linda Fisher. - 2nd ed. - Toronto : Oxford University Press, 1997. - xvii, 362 p. : ill. ; 23 cm. Includes index. ISBN: 0195412257 Subjects--Topical Terms: Reasoning. LC Class. No.: BC177 / .G76 1997