00422nam a22001217a 4500100003400000245006600034260003000100300001100130700004100141942001100182999001700193952009000210  aKaheri, Altaf Hussaina98EL66  aStudy of Digital Telephone Exchange Larkana (Kamber Ali Khan)  aNawabshah:bQUEST,c2003.  a79p. ;  aDepartment of Electrical Engineering  cTHESIS  c16853d16853  00104070aQUESTCLbRESEARCHd2016-07-27l0pELP/32-149r2016-07-27 00:00:00yTHESIS