Cita APA (7a ed.)

BIRNBAUM, S. [., & BIRNBAUM, A. M. [. (1990). Birnbaum's Great Britain 1991. Houghton Mifflin Co.

Cita Chicago Style (17a ed.)

BIRNBAUM, Stephen [Ed.], y Alexandra Mayes [Ed.] BIRNBAUM. Birnbaum's Great Britain 1991. Boston: Houghton Mifflin Co, 1990.

Cita MLA (9a ed.)

BIRNBAUM, Stephen [Ed.], y Alexandra Mayes [Ed.] BIRNBAUM. Birnbaum's Great Britain 1991. Houghton Mifflin Co, 1990.