APA način citiranja (7. izdanje)

Lookwood, A. &. R. (2010). Hospitality and tourism operating systems. Cengage Publishing.

Čikaški stil citiranja (17. izdanje)

Lookwood, Andrew & Rouski. Hospitality and Tourism Operating Systems. Canada: Cengage Publishing, 2010.

MLA način citiranja (9. izdanje)

Lookwood, Andrew & Rouski. Hospitality and Tourism Operating Systems. Cengage Publishing, 2010.