International Seminar on Tourism and Development, Berlin - Tegel - Reiherwerder, 5 May to 2 June 1967. Report on the seminar. German Foundation for Developing Countries.
Chicago Style (17. basım) AtıfInternational Seminar on Tourism and Development, Berlin - Tegel - Reiherwerder, 5 May to 2 June 1967. Report on the Seminar. German Foundation for Developing Countries.
MLA (9th ed.) AtıfInternational Seminar on Tourism and Development, Berlin - Tegel - Reiherwerder, 5 May to 2 June 1967. Report on the Seminar. German Foundation for Developing Countries.
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