Rifkin, J., & Howard, T. (1989). Entropy: Into the greenhouse world (Rev. ed.). Bantam Books.
Lua i Stíl Chicago (17ú heag.)Rifkin, Jeremy, agus Ted Howard. Entropy: Into the Greenhouse World. Rev. ed. New York: Bantam Books, 1989.
Lua MLA (9ú heag.)Rifkin, Jeremy, agus Ted Howard. Entropy: Into the Greenhouse World. Rev. ed. Bantam Books, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.