Genevieve Giuliano, Susan Hanson, editors
Guilford Press, 2017
Buku Teks
Small, Kenneth A., author
Routledge, 2007
Buku Teks
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McGraw-Hill , 2003
Buku Teks
Black, Alan, author
McGraw-Hill, 1995
Buku Teks
Muhardani, author
Universitas Indonesia, 2005
UI - Tesis (Membership)