Citazione Stile APA (7a Edizione)

Penzias, A. A. (1995). Harmony: Business technology and life after paperwork. Harper Collins Publisher, Inc.

Citazione stile Chigago Style (17a edizione)

Penzias, Arno A. Harmony: Business Technology and Life After Paperwork. New York: Harper Collins Publisher, Inc, 1995.

Citatione MLA (9a ed.)

Penzias, Arno A. Harmony: Business Technology and Life After Paperwork. Harper Collins Publisher, Inc, 1995.