000 00258nam a2200097Ia 4500
008 180820s9999 xx 000 0 und d
050 _aC Fil. G 155 A1 Sa59 2010
100 _aSantos, Buen/ Manzano, Ronald G.
245 0 _aPrinciples of tourism 2
942 _cBK
999 _c61636
_d61636