Singapore Tourist Promotion Board. (1991). Singapore annual report on tourism statistics. Singapore Tourist Promotion Board.
Chicago Style (17th ed.) CitationSingapore Tourist Promotion Board. Singapore Annual Report on Tourism Statistics. Singapore: Singapore Tourist Promotion Board, 1991.
MLA (8th ed.) CitationSingapore Tourist Promotion Board. Singapore Annual Report on Tourism Statistics. Singapore Tourist Promotion Board, 1991.
Warning: These citations may not always be 100% accurate.