Holm, M. J. (2016). Interviews: Carlos Cruz-Diez, Heinz Mack. Eye attack : op art and kinetic art 1950 - 1970.
Čikaški stil citiranja (17. izdanje)Holm, Michael Juul. "Interviews: Carlos Cruz-Diez, Heinz Mack." Eye Attack : Op Art and Kinetic Art 1950 - 1970 2016.
MLA način citiranja (8. izdanje)Holm, Michael Juul. "Interviews: Carlos Cruz-Diez, Heinz Mack." Eye Attack : Op Art and Kinetic Art 1950 - 1970, 2016.
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