00337nam a2200121Ia 450000500170000000800410001702000220005808200130008010000180009324500310011126000650014230000080020720260520112706.0260520s9999    xx            000 0 und d  a978-0-07-066002-1  a370bKON  aKoneru, Aruna 0aProfessional Communication  bMcGraw Hill Education (India) Private LimitedaChennaic2024  a500