Kail V. Robert & Rita Wicks- Nelson. (1993). Development Psychology (5th ed.). Prentice-Hall..
Chicago-čujuhus (17. p.)Kail V. Robert juo Rita Wicks- Nelson. Development Psychology. 5th ed. New Jersey: Prentice-Hall., 1993.
MLA-čujuhus (9. p.)Kail V. Robert juo Rita Wicks- Nelson. Development Psychology. 5th ed. Prentice-Hall., 1993.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.