Binstock, L. (1969). The power of maturity. Hawthorn Books.
Chicago-čujuhus (17. p.)Binstock, Loius. The Power of Maturity. New York: Hawthorn Books, 1969.
MLA-čujuhus (9. p.)Binstock, Loius. The Power of Maturity. Hawthorn Books, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.