Citação norma APA

Ekroll, V., Faul, F., Niederée, R., & Richter, E. (2002). The natural center of chromaticity space is not always achromatic: A new look at color induction. The National Academy of Sciences.

Citação norma Chicago

Ekroll, Vebjørn, Franz Faul, Reinhard Niederée, and Eike Richter. The Natural Center of Chromaticity Space Is Not Always Achromatic: A New Look At Color Induction. The National Academy of Sciences, 2002.

Citação norma MLA

Ekroll, Vebjørn, Franz Faul, Reinhard Niederée, and Eike Richter. The Natural Center of Chromaticity Space Is Not Always Achromatic: A New Look At Color Induction. The National Academy of Sciences, 2002.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.