na INLIS000000000013205 20130516003259 ind 979-655-451-8 0010-051300000013205 ind 910.4 910.4 Oka, Yoeti Psikologi Pelayanan Wisata Jakarta Gramedia 1999 xxv, 92 hlm. : ilus. ;20 cm. Psikologi Pariwisata