Donaldson, K., author
McGraw-Hill, 1999
Buku Teks
Donaldson, K., author
McGraw-Hill, 2002
Buku Teks
Bart, Pauline
Random House, 1986
Buku Teks
edited by Mary Abbott
Routledge, 1996
Buku Teks
Sandra L. Christenson, Amy L. Reschly, Cathy Wylie, editors
[Springer, ], 2012
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