Porter, Doug, editor
Questioning practice: Non-government aid agencies and project evaluation / Doug Porter and Kevin Clark
Australian Council for Overseas Aid, 1985
 Buku Teks SO
Opik Taofik Nugraha
Bantuan hukum dalam proses penyidikan tindak pidana di polresta bogor
Program Pascasarjana Universitas Indonesia, 2000
 UI - Tesis Membership
Walters, Stan B.
Principles of kinesic interview and interrogation
CRC Press, 2003
 Buku Teks
Chesters, Sarah Davey
The socratic classroom: reflective thinking throught collaborative inquiry
Sense, 2012
 eBooks
S. [Soewiyatno] Tanusubroto
Peranan pra peradilan dalam hukum acara pidana
Alumni, 1983
 Buku Teks SO