Chen, Maggie Xiaoyang. <br/><br/>
Regionalism in standards :  good or bad for trade?. 
Maggie Xiaoyang Chen and Aaditya Mattoo 
 - Washington DC :  World Bank,  2004. 
 - 37 p ;  27 cm. 
 - Policy research working papers ;  no. 3458 .
<br/><br/>includes bibliographical references. 
<br/><br/> Open. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial treaties.<br/>Regionalism.