Penn, I. A. (1989). Records management handbook. Gower Pub. Co..
Chicago Style (17th ed.) CitationPenn, Ira A. Records Management Handbook. Aldershot, Hants., England ; Brookfield, Vt., USA: Gower Pub. Co., 1989.
Cita MLAPenn, Ira A. Records Management Handbook. Gower Pub. Co., 1989.
Atenció: Aquestes cites poden no estar 100% correctes.