Holley, C. E. (1922). The teacher's technique. The Century.
Chicago-čujuhus (17. p.)Holley, Charles Emer. The Teacher's Technique. New York: The Century, 1922.
MLA-čujuhus (9. p.)Holley, Charles Emer. The Teacher's Technique. The Century, 1922.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.