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.
Čikaški stil citiranja (17. izdanje)Idema, Johan, i 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.
MLA način citiranja (8. izdanje)Idema, Johan, i 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.
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