APA-referens (7:e uppl.)

Negrotti, M. (2002). Naturoids: On the nature of the artificial. World Scientific.

Chicago-referens (17:e uppl.)

Negrotti, Massimo. Naturoids: On the Nature of the Artificial. [River Edge], NJ: World Scientific, 2002.

MLA-referens (9:e uppl.)

Negrotti, Massimo. Naturoids: On the Nature of the Artificial. World Scientific, 2002.