Cita APA (7a ed.)

Saunders, D. A., & Hobbs, R. J. (1991). The role of corridors. Surrey Beatty.

Cita Chicago Style (17a ed.)

Saunders, Denis Allan, y R. J. Hobbs. The Role of Corridors. Chipping Norton, NSW, Australia: Surrey Beatty, 1991.

Cita MLA (9a ed.)

Saunders, Denis Allan, y R. J. Hobbs. The Role of Corridors. Surrey Beatty, 1991.