APA (7e ed.) Bronvermelding

Rothenberg, D., & Næss, A. (1993). Is it painful to think?: Conversations with Arne Næss. University of Minnesota Press.

Chicago (17e ed.) Bronvermelding

Rothenberg, David, en Arne Næss. Is It Painful to Think?: Conversations with Arne Næss. Minneapolis: University of Minnesota Press, 1993.

MLA (9e ed.) Bronvermelding

Rothenberg, David, en Arne Næss. Is It Painful to Think?: Conversations with Arne Næss. University of Minnesota Press, 1993.