APA (7th ed.) Zitazioa

Amadasi Guzzo, M. G., Cochrane, L. G., & Equini Schneider, E. (2002). Petra. University of Chicago Press.

Chicago Style (17th ed.) Zitazioa

Amadasi Guzzo, Maria Giulia, Lydia G.(Trans.) Cochrane, eta Eugenia Equini Schneider. Petra. Chicago: University of Chicago Press, 2002.

MLA (9th ed.) Zitazioa

Amadasi Guzzo, Maria Giulia, et al. Petra. University of Chicago Press, 2002.