Cita APA (7a ed.)

Penzias, A. (1995). Harmony: Business, technology & life after paperwork (1. ed.). HarperBusiness.

Cita Chicago Style (17a ed.)

Penzias, Arno. Harmony: Business, Technology & Life After Paperwork. 1. ed. New York, NY: HarperBusiness, 1995.

Cita MLA (9a ed.)

Penzias, Arno. Harmony: Business, Technology & Life After Paperwork. 1. ed. HarperBusiness, 1995.