COOPER CHRIS. (1993). TOURISM: PRINCIPLES & PRACTICE. PITMAN PUBLICATIONS.
Cita Chicago (17th ed.)COOPER CHRIS. TOURISM: PRINCIPLES & PRACTICE. LONDON: PITMAN PUBLICATIONS, 1993.
Cita MLA (9th ed.)COOPER CHRIS. TOURISM: PRINCIPLES & PRACTICE. PITMAN PUBLICATIONS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.