Gaya APA

Poynter, J, M. (1993). How to Research and Write a Thesis in Hospitality and Tourism : A Step-By-Step Guide for College Students . USA: John Wiley & Sons Inc..

Gaya MLA

Poynter, James, M.. "How to Research and Write a Thesis in Hospitality and Tourism : A Step-By-Step Guide for College Students". USA: John Wiley & Sons Inc., 1993. Text.