Παραπομπή APA

Marshall, J. (1955). Progressive secretarial course: Combining English, shorthand and typewriting. Anward Arnold.

Παραπομπή Chicago Style

Marshall, J. Progressive Secretarial Course: Combining English, Shorthand and Typewriting. London: Anward Arnold, 1955.

Παραπομπή MLA

Marshall, J. Progressive Secretarial Course: Combining English, Shorthand and Typewriting. Anward Arnold, 1955.

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