Baldwin, Harry L. Essential geometry / Harry L. Baldwin, Jr. - New York : McGraw-Hill, c1993. - 135 p. : ill. ; 28 cm. Includes index. ISBN: 0070045372 $7.60 0070045380 LCCN: 92018140 Subjects--Topical Terms: Geometry. LC Class. No.: QA445 / .B19 1993 Dewey Class. No.: 516