Thomas Elwyn. (1994). Manager's Casebook. Penguin Books.
Chicago-čujuhus (17. p.)Thomas Elwyn. Manager's Casebook. London: Penguin Books, 1994.
MLA-čujuhus (9. p.)Thomas Elwyn. Manager's Casebook. Penguin Books, 1994.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.