TY - BOOK T1 - The economic significance of tourism within the European community a fourth report by the working group of the National Tourist Organization of the EEC A1 - O' Hagan, John William A2 - John, A. A. LA - English PP - London PB - BTA YR - 1981 UL - https://tuklas.up.edu.ph/Record/UP-99796217602236742 OP - 31 CN - G 155 E87 O43 1981 KW - Tourism : Economic aspects : Europe%. ER -