00329nam a2200121Ia 45000030006000000080041000060400015000471000044000622450033001062600039001395460012001780050017001900STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRamakrishnan nair, R.; Balakrishnan, P.  aPolytechnic bhauthikam vol 2  bState Institute of Languagesc1974  aEnglish20220125170106.0