Grass, G. n., & Heim, M. H. (2007). Peeling the onion (First U.S. edition.). Harcourt.
Chicago-čujuhus (17. p.)Grass, G nter, juo Michael Henry Heim. Peeling the Onion. First U.S. edition. Orlando: Harcourt, 2007.
MLA-čujuhus (9. p.)Grass, G nter, juo Michael Henry Heim. Peeling the Onion. First U.S. edition. Harcourt, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.