00306nam a2200121Ia 450000500170000000800410001702000180005808200180007610000180009424500310011226000310014330000100017420260205100615.0260111s9999||||xx |||||||||||||| ||und||  a9788129120397  a793.73  D444U  aDerek O'Brien 0aUltimate book of knowledge  aNew DelhibRupa Pub.c2012  a182p.