Hormachea, M. N., & Hormachea, C. R. (1972). Recreation in Modern Society. Holbrook Press.
Chicago-čujuhus (17. p.)Hormachea, Marion N., juo Carroll R. Hormachea. Recreation in Modern Society. Boston: Holbrook Press, 1972.
MLA-čujuhus (9. p.)Hormachea, Marion N., juo Carroll R. Hormachea. Recreation in Modern Society. Holbrook Press, 1972.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.