Ingram, M. D. (1959). Organizing and directing children choirs. Abingdon Press.
Chicago-čujuhus (17. p.)Ingram, Madelina D. Organizing and Directing Children Choirs. New York: Abingdon Press, 1959.
MLA-čujuhus (9. p.)Ingram, Madelina D. Organizing and Directing Children Choirs. Abingdon Press, 1959.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.