Doris, L., & Miller, B. M. (1970). Complete secretary's handbook (3d ed.). Prentice-Hall.
Cita Chicago (17th ed.)Doris, Lillian, i Besse May Miller. Complete Secretary's Handbook. 3d ed. Englewood Cliffs, N.J: Prentice-Hall, 1970.
Cita MLA (9th ed.)Doris, Lillian, i Besse May Miller. Complete Secretary's Handbook. 3d ed. Prentice-Hall, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.