Cita APA (7a ed.)

McDonough William. (2002). Cradle to Cradle (NA.). North Point Print.

Cita Chicago Style (17a ed.)

McDonough William. Cradle to Cradle. NA. New York: North Point Print, 2002.

Cita MLA (9a ed.)

McDonough William. Cradle to Cradle. NA. North Point Print, 2002.