Παραπομπή APA

Jennings, L. M. (1978). Secretarial and administrative procedures. Prentice Hall.

Παραπομπή Chicago Style

Jennings, Lucy Mae. Secretarial and Administrative Procedures. New Jersy: Prentice Hall, 1978.

Παραπομπή MLA

Jennings, Lucy Mae. Secretarial and Administrative Procedures. Prentice Hall, 1978.