APA

Calhoun, . (2011). Losing Twice. : Oxford University PressOxford University Press.

Chicago

Calhoun, . 2011. Losing Twice. : Oxford University PressOxford University Press.

Harvard

Calhoun, . (2011). Losing Twice. : Oxford University PressOxford University Press.

MLA

Calhoun, . Losing Twice. : Oxford University PressOxford University Press. 2011.