O'Gorman, H. (2011). The keys to acting (Second edition.). Kendall/Hunt.
Chicago-čujuhus (17. p.)O'Gorman, Hugh. The Keys to Acting. Second edition. Dubuque: Kendall/Hunt, 2011.
MLA-čujuhus (9. p.)O'Gorman, Hugh. The Keys to Acting. Second edition. Kendall/Hunt, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.