Janis, J. H., & Thompson, M. H. (1980). Revised standard reference for secretaries and administrators. Macmillan.
Chicago Style aipamenaJanis, J. Harold, and Margaret H. Thompson. Revised Standard Reference for Secretaries and Administrators. New York: Macmillan, 1980.
MLA aipamenaJanis, J. Harold, and Margaret H. Thompson. Revised Standard Reference for Secretaries and Administrators. Macmillan, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.