Gardner, David, 1966- The Motley Fool investment workbook / David and Tom Gardner. - New York, NY : Simon & Schuster, c1998. - 216 p. : ill. ; 28 cm. ISBN: 068484401X (pbk.) LCCN: 97043602 LC Class. No.: HG4529.5 .G372 1998 / .G372 1998 Dewey Class. No.: 332.6