Sejauhmanakah berkesannya anggota-anggota bit dan petrol dalam usaha pencegahan jenayah : satu kajian kes di Balai Polis Dang Wangi - IDRIS bin Haji Ahmad (Bangi : UKM, 1990)
Thesis (Diploma Sains Kepolisan) - Universiti Kebangsaan Malaysia, 1990/91
Keywords: Police DiRaja Malaysia - Police patrol - Dissertations, thesis, etc; Police patrol -- Kuala Lumpur, Malaysia - Dissertations, thesis, etc