Lua APA (7ú heag.)

Grabler, K., & Mazanec, J. A. (1997). International city tourism: Analysis and strategy. Pinter.

Lua i Stíl Chicago (17ú heag.)

Grabler, Klaus, agus Josef A. Mazanec. International City Tourism: Analysis and Strategy. London: Pinter, 1997.

Lua MLA (9ú heag.)

Grabler, Klaus, agus Josef A. Mazanec. International City Tourism: Analysis and Strategy. Pinter, 1997.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.