APA-viite

Harris, G., & Katz, K. M. (1999). Promoting international tourism: To the year 2000 and beyond. Atlantic Publishers.

Chicago-tyylinen lähdeviittaus

Harris, Godfrey, ja Kenneth M. Katz. Promoting International Tourism: To the Year 2000 and Beyond. New Delhi: Atlantic Publishers, 1999.

MLA-viite

Harris, Godfrey, ja Kenneth M. Katz. Promoting International Tourism: To the Year 2000 and Beyond. Atlantic Publishers, 1999.