Wasty, Sulaiman Shaukat Siman's theory of productivity structural changes as the basis : the case of Pakistan / Sulaiman Shaukat Wasty - Michigan : UMI, 1989 - xi, 182p. : maps ; 19 cm. ISBN: USD 59.22 Subjects--Topical Terms: Economic development Subjects--Geographic Terms: Pakistan--Economic policyPakistan--Economic conditions Dewey Class. No.: 330.95491