Segal, Aaron Learning by doing : science and technology in the developing / Aaron Segal - Boulder : Westview, c1987. - xiv,2369 p. : ill. ; 23 cm. ISBN: 0813302595 LCCN: Subjects--Topical Terms: Science and technology LC Class. No.: LB1027 / .S58 1987 Dewey Class. No.: 608.71724 / S454l