Papalia, D. E. (1998). Human development (7th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Papalia, Diane E. Human Development. 7th ed. Boston: McGraw-Hill, 1998.
MLA-čujuhus (9. p.)Papalia, Diane E. Human Development. 7th ed. McGraw-Hill, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.