edited by Linda Steg and Judith I.M. de Groot
John Wiley & Sons, 2019
Buku Teks
Bonnes, Mirilia
Sage, 1995
Buku Teks
Kalat, James W.
Wadsorth , 2001
Buku Teks
Fernald, L. Dodge
Houghton Miffiln, 1978
Buku Teks
Rita L. Atkinson ... [et al.]
Harcourt Brace College, 1993
Buku Teks