Cita APA (7a ed.)

Keefe, E. K. (1972). Area handbook for East Germany. U.S. Government Printing Office.

Cita Chicago Style (17a ed.)

Keefe, Eugene K. Area Handbook for East Germany. Washington, D.C: U.S. Government Printing Office, 1972.

Cita MLA (9a ed.)

Keefe, Eugene K. Area Handbook for East Germany. U.S. Government Printing Office, 1972.