Cita APA (7a ed.)

Seminar on "Travel and Tourism. (1977). Seminar on "Travel and Tourism" Stresa, 19th-22nd October, 1977. ESOMAR.

Cita Chicago Style (17a ed.)

Seminar on "Travel and Tourism. Seminar on "Travel and Tourism" Stresa, 19th-22nd October, 1977. Amsterdam: ESOMAR, 1977.

Cita MLA (9a ed.)

Seminar on "Travel and Tourism. Seminar on "Travel and Tourism" Stresa, 19th-22nd October, 1977. ESOMAR, 1977.