Howitt, Dennis
First steps in research and statistics: a practical workbook for psychology students
Routledge , 2000
 Buku Teks SO
Dabner, David
First steps in digital design: use your computer to create great
Page One, 2006
 Buku Teks
Winston, Robert
The human body: the incredible journey from birth to death: first steps
BBC Worldwide Limited, 2004
 Multimedia
Howitt, Dennis
First steps in research and statistics: a practical workbook for psychology students
Routledge, 2000
 Buku Teks SO
Walker, Peter
In the steps of Jesus
Kanisius, 2010
 Buku Referensi