APA
Greene Belfield-Smith and Company, . (1978). Trends in hotel sales and profits 1970 - 1977: a survey for international investors. London: Greene Belfield-Smith and Company.
Chicago
Greene Belfield-Smith and Company, . 1978. Trends in hotel sales and profits 1970 - 1977: a survey for international investors. London: Greene Belfield-Smith and Company.
Harvard
Greene Belfield-Smith and Company, . (1978). Trends in hotel sales and profits 1970 - 1977: a survey for international investors. London: Greene Belfield-Smith and Company.
MLA
Greene Belfield-Smith and Company, . Trends in hotel sales and profits 1970 - 1977: a survey for international investors. London: Greene Belfield-Smith and Company. 1978.