00504nam a22001697a 4500 BD-DhUL 20190520110730.0 160529s1963 enka|||| |||| 00| 0 eng d BD-DhUL BD-DhUL 338.9 TEC Technology and economic development : a scientific American book / Middlesex : Penguin, 1963. 236 p. : ill. ; 18 cm. Includes bibliographical references. Economic development ddc BK 70834 70834