Greenberg, Michael. <br/><br/>
British trade and the opening of China 1800-1842. 

 - Cambridge :  University Press,  1969. 
<br/><br/> First published in 1951. 
<br/><br/>Bibliographical footnotes. Bibliography: p. 226-232. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Opium trade.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Great Britain -- Commerce -- China.--Great Britain -- Commerce -- China.--Great Britain -- Commerce -- China.<br/>China -- Commerce -- Great Britain.--China -- Commerce -- Great Britain.--China -- Commerce -- Great Britain.