Sapir, Andre. <br/><br/>
Trade in non-factor services :  past trends and current issues / 
by Andre Sapir and Ernst Lutz 
 - Washington, D.C:  World Bank,  1980 
 - iii, 157 p.:  ill.;  27 cm. 
 - World Bank staff working paper ;  no. 410 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation<br/>Commerce