00285nam a2200109 a 450000500170000002000150001708200180003210000180005024500450006826000400011330000220015320251203110334.0  a8187317469  a338.4791bSET  aSethi,Praveen  aHandbook of effective travel and tourism  aNew DelhibRajat Publicationsc1999  avi,326p.c22cm.HB