Παραπομπή σε μορφή APA (7η εκδ.)

Idema, J., & Kessels, E. (2020). A spectator is an artist too: How we look at art, how we behave around art / Johan Idema ; foreword by Erik Kessels. BIS.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Idema, Johan, και Erik Kessels. A Spectator Is an Artist Too: How We Look at Art, How We Behave Around Art / Johan Idema ; Foreword by Erik Kessels. Amsterdam: BIS, 2020.

Παραπομπή σε μορφή MLA (8th εκδ.)

Idema, Johan, και Erik Kessels. A Spectator Is an Artist Too: How We Look at Art, How We Behave Around Art / Johan Idema ; Foreword by Erik Kessels. BIS, 2020.