Cita APA

Nyrop, R. F., & Nyrop, R. F. (1976). Area handbook for Egypt (3. edition.). Washington: U.S. Government Printing Office.

Citación estilo Chicago

Nyrop, Richard F., y Richard F. Nyrop. Area Handbook for Egypt. 3. edition. Washington: U.S. Government Printing Office, 1976.

Cita MLA

Nyrop, Richard F., y Richard F. Nyrop. Area Handbook for Egypt. 3. edition. Washington: U.S. Government Printing Office, 1976.