by Arthur I. Gates [and others]
Macmillan, 1962
Buku Teks
Hoy, Anita Woolfolk, 1947-, author
Allyn and Bacon, 2004
Buku Teks
Santrock, John, author
McGraw-Hill , 2018
Buku Teks
Santrock, John W., author
McGraw-Hill, 2012
Buku Teks
edited by Neil J. Salkind
Sage, 2011
Buku Teks