APA

(2019). Classic Krakauer. New York: Anchor Books, a division of Penguin Random House LLC.

Chicago

2019. Classic Krakauer. New York: Anchor Books, a division of Penguin Random House LLC.

Harvard

(2019). Classic Krakauer. New York: Anchor Books, a division of Penguin Random House LLC.

MLA

Classic Krakauer. New York: Anchor Books, a division of Penguin Random House LLC. 2019.