Ortan, Ali Necip,  1950-  <br/><br/>
Avrupa patent sistemi/ 
Doç.Dr.Ali Necip Ortan. 
 - Ankara:  Adalet matbaacılık,  1991. 
 - 372 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>9755370048 
<br/><br/><label>Subjects--Topical Terms: </label><br/>European--History
<br/><br/><label>LC Class. No.: </label>D102