00405nam a2200145Ia 4500008004100000020001800041041000800059082001500067100003300082245003800115250000600153260005100159300001200210650003700222210716s2011    xx            000 0 und d  a9788120341722  aeng  a651.7 TYAK  aTyagi, Kavitha;Misra, Padma.  aAdvanced technical communication.  a1  aNew DelhibPHI Learning private limited.c2011  axvi,304  aEnglish language variations(427)