Pytel, Andrew Strength of materials / Andrew Pytel and Ferdinand L. Singer. - 4th ed. - New York : Harper & Row, 1987. - xiii, 594 p. : ill. ; 24 cm. Includes index. ISBN: 0060453133 LCCN: 86018355 Subjects--Topical Terms: Strength of materials. LC Class. No.: TA405 / .P98 1987 Dewey Class. No.: 620.112