Geisler, Norman L. and Ronald M. Brooks. Come, Let us Reason: An Introduction to Logical Thinking. - Michigan: Baker Book House, 1994. - 232p. 22 cm. ISBN: 0801038367 Subjects--Topical Terms: LOGIKAFILSAFAT DAN AGAMA LC Class. No.: BC108 / .G33 1994 Dewey Class. No.: 160