Papalia, D. E. (1998). Human development (7th ed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaPapalia, Diane E. Human Development. 7th ed. Boston: McGraw-Hill, 1998.
MLA (9th ed.) ZitazioaPapalia, Diane E. Human Development. 7th ed. McGraw-Hill, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.