APA (7th ed.) Citation

Barber, E. J. W., & Barber, P. T. (2004). When they severed earth from sky: How the human mind shapes myth. Princeton Univ. Press.

Chicago Style (17th ed.) Citation

Barber, Elizabeth J. W., and Paul T. Barber. When They Severed Earth from Sky: How the Human Mind Shapes Myth. Princeton, N.J: Princeton Univ. Press, 2004.

MLA (9th ed.) Citation

Barber, Elizabeth J. W., and Paul T. Barber. When They Severed Earth from Sky: How the Human Mind Shapes Myth. Princeton Univ. Press, 2004.