Pilgrims of the vertical : Yosemite rock climbers and nature at risk

MLA

Taylor, Joseph E. Pilgrims of the vertical : Yosemite rock climbers and nature at risk. 1st ed. Cambridge, Mass. : Harvard University Press, 2010.

APA

Taylor, J. (2010). Pilgrims of the vertical : Yosemite rock climbers and nature at risk. 1st ed. Cambridge, Mass. : Harvard University Press.

Chicago

Taylor, Joseph E. Pilgrims of the vertical : Yosemite rock climbers and nature at risk. 1st ed. Cambridge, Mass. : Harvard University Press, 2010.