Capella, J., & Sapper, R. (1998). Richard Sapper: "I don't like explaining my work. Design speak for themselves" ; An Interview. Domus : Architettura Design Arte Comunicazione.
Chicago-Zitierstil (17. Ausg.)Capella, Juli, 与 Richard Sapper. "Richard Sapper: "I Don't like Explaining My Work. Design Speak for Themselves" ; An Interview." Domus : Architettura Design Arte Comunicazione 1998.
MLA-Zitierstil (8. Ausg.)Capella, Juli, 与 Richard Sapper. "Richard Sapper: "I Don't like Explaining My Work. Design Speak for Themselves" ; An Interview." Domus : Architettura Design Arte Comunicazione, 1998.
警告：这些引文格式不一定是100％准确.