Cita APA

Harrison, J. (1970). Secretarial Duties (2nd ed.). Pitman.

Citación estilo Chicago

Harrison, John. Secretarial Duties. 2nd ed. london: Pitman, 1970.

Cita MLA

Harrison, John. Secretarial Duties. 2nd ed. Pitman, 1970.

Warning: These citations may not always be 100% accurate.