Cita APA (7a ed.)

Fodor, E., Billy, C., & Collins, A. (1993). Fodor's 94 Europe. Fodor`s Travel Publications.

Cita Chicago Style (17a ed.)

Fodor, Eugene, Christopher Billy, y Andrew Collins. Fodor's 94 Europe. New York: Fodor`s Travel Publications, 1993.

Cita MLA (9a ed.)

Fodor, Eugene, et al. Fodor's 94 Europe. Fodor`s Travel Publications, 1993.