Παραπομπή APA

Thomas, D. P. (1963). Private secretarial work/8e (8th ed.). Sir Isaac Pitman & Sons.

Παραπομπή Chicago Style

Thomas, Dorothy Parry. Private Secretarial Work/8e. 8th ed. London: Sir Isaac Pitman & Sons, 1963.

Παραπομπή MLA

Thomas, Dorothy Parry. Private Secretarial Work/8e. 8th ed. Sir Isaac Pitman & Sons, 1963.