Simoko, Patu. <br/><br/>
Why underdevelopment. 

 - Lusaka :  Third World Publications,  1978. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Developing countries -- Economic conditions.--Developing countries -- Economic conditions.<br/>Developing countries -- Economic integration.--Developing countries -- Economic integration.