Peale, N. (1998). The power of positive living. Vermilion.
Chicago-čujuhus (17. p.)Peale, Norman. The Power of Positive Living. London: Vermilion, 1998.
MLA-čujuhus (9. p.)Peale, Norman. The Power of Positive Living. Vermilion, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.