Contract between the Islamic republic of Pakistan and the Govt of People's Republic of China to purchase and sell three lakhs long tons of Chinese coal 

 -  1956 
 - Her Treaty series .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economics<br/>International Trade
<br/><br/><label>Dewey Class. No.: </label>X:54.44Q7 0k 41.N56, J6/GD