Stocker, F. N. (1986). Sammy Morris: A guessing book. Moody.
Chicago-čujuhus (17. p.)Stocker, Fern Neal. Sammy Morris: A Guessing Book. Chicago: Moody, 1986.
MLA-čujuhus (9. p.)Stocker, Fern Neal. Sammy Morris: A Guessing Book. Moody, 1986.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.