Over the edge : death in Grand Canyon : gripping accounts of all known fatal mishaps in the most famous of the world's seven natural wonders
(Book)

Ghiglieri, M. P., & Myers, T. M. (2012). Over the edge: death in Grand Canyon : gripping accounts of all known fatal mishaps in the most famous of the world's seven natural wonders (Expanded and rev. 2nd ed., expanded 10th anniversary ed.). Puma Press.

Ghiglieri, Michael Patrick, 1946- and Thomas M. Myers. 2012. Over the Edge: Death in Grand Canyon : Gripping Accounts of All Known Fatal Mishaps in the Most Famous of the World's Seven Natural Wonders. Flagstaff, AZ: Puma Press.

Ghiglieri, Michael Patrick, 1946- and Thomas M. Myers. Over the Edge: Death in Grand Canyon : Gripping Accounts of All Known Fatal Mishaps in the Most Famous of the World's Seven Natural Wonders Flagstaff, AZ: Puma Press, 2012.

Ghiglieri, Michael Patrick, and Thomas M Myers. Over the Edge: Death in Grand Canyon : Gripping Accounts of All Known Fatal Mishaps in the Most Famous of the World's Seven Natural Wonders Expanded and rev. 2nd ed., expanded 10th anniversary ed., Puma Press, 2012.