Hill, L. (1965). Advanced comprehension & appreciation pieces. O.U.P.
Chicago-čujuhus (17. p.)Hill, L. Advanced Comprehension & Appreciation Pieces. London: O.U.P, 1965.
MLA-čujuhus (9. p.)Hill, L. Advanced Comprehension & Appreciation Pieces. O.U.P, 1965.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.