Buck, E. B. (1976). Directory of IEC assistance and services (3rd ed.). East-West Center, East-West Communication Institute.
Cita Chicago (17th ed.)Buck, Elizabeth Bentzel. Directory of IEC Assistance and Services. 3rd ed. Honolulu: East-West Center, East-West Communication Institute, 1976.
Cita MLA (9th ed.)Buck, Elizabeth Bentzel. Directory of IEC Assistance and Services. 3rd ed. East-West Center, East-West Communication Institute, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.