Yee, J. G. (1991). Travel & tourism forecasting models bibliography. Intelligence Center, Pacific Asia Travel Association.
Chicago-viite (17. p.)Yee, Jordan G. Travel & Tourism Forecasting Models Bibliography. San Francisco, Calif.: Intelligence Center, Pacific Asia Travel Association, 1991.
MLA-viite (8. p.)Yee, Jordan G. Travel & Tourism Forecasting Models Bibliography. Intelligence Center, Pacific Asia Travel Association, 1991.
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