Lowell, Mildred Hawksworth
The management of libraries and information centers
The Scarecrow Press, 1968
 Buku Teks
Santrock, John W.
Child development
McGraw-Hill, 2006
 Buku Teks
Hurlock, Elizabeth Bergner, 1898-
Child development
McGraw-Hill, 1985
 Buku Teks
Hurlock, Elizabeth Bergner, 1898-
Child development
McGraw-Hill Kogakusha, 1972
 Buku Teks
Hurlock, Elizabeth Bergner, 1898-
Child development
McGraw-Hill, 1978
 Buku Teks