Cita APA (7a ed.)

Jafari, J., & Aaser, D. (1988). Tourism as the subjects of doctoral dissertations. [s.n.].

Cita Chicago Style (17a ed.)

Jafari, Jafar, y Dean Aaser. Tourism as the Subjects of Doctoral Dissertations. [S.l.]: [s.n.], 1988.

Cita MLA (9a ed.)

Jafari, Jafar, y Dean Aaser. Tourism as the Subjects of Doctoral Dissertations. [s.n.], 1988.