Cita APA (7a ed.)
Schmittel, W. (1975). Design, concept, realisation: Braun, Citroen, Miller, Olivetti, Sony, Swissair. ABC Ed.
Cita Chicago Style (17a ed.)
Schmittel, Wolfgang. Design, Concept, Realisation: Braun, Citroen, Miller, Olivetti, Sony, Swissair. Zurich: ABC Ed, 1975.
Cita MLA (9a ed.)
Schmittel, Wolfgang. Design, Concept, Realisation: Braun, Citroen, Miller, Olivetti, Sony, Swissair. ABC Ed, 1975.
Precaución: Estas citas no son 100% exactas.