APA-čujuhus (7. p.)
Crespy, D. A. (2013). Richard Barr: The playwright's producer. Southern Illinois University Press.
Chicago-čujuhus (17. p.)
Crespy, David Allison. Richard Barr: The Playwright's Producer. Carbondale: Southern Illinois University Press, 2013.
MLA-čujuhus (9. p.)
Crespy, David Allison. Richard Barr: The Playwright's Producer. Southern Illinois University Press, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.