APA-čujuhus (7. p.)
Sartwell, C. (2003). Extreme virtue: Truth and leadership in five great American lives. State University of New York Press.
Chicago-čujuhus (17. p.)
Sartwell, Crispin. Extreme Virtue: Truth and Leadership in Five Great American Lives. Albany: State University of New York Press, 2003.
MLA-čujuhus (9. p.)
Sartwell, Crispin. Extreme Virtue: Truth and Leadership in Five Great American Lives. State University of New York Press, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.