蓋洛普徵信

[NT 60487] Overview

[NT 60478] Works:	3 [NT 60520] works in 1 [NT 60521] publications in 1 [NT 60522] languages

[NT 60480] Titles

國家風景區遊客調查報告 = Survey of national scenic areas [NT 59711] by: 蓋洛普徵信 ([NT 1579] Language materials, printed) , [研究]

[NT 60479] Subjects