Khan, Anser Ali Law of Trade marks Copyright Patents and Designs:(With up-to-date Amendments and Dase Law)/ Md. Anser Ali Khan - 1st ed - Dhaka New Warsi Book Coporation c2002 - 156p. : 21cm Subjects--Topical Terms: Law Dewey Class. No.: 346.0482/ K5271l/ 2002