Cita APA (7a ed.)

Gill, M., & Gill, M. L. (2003). CCTV. Perpetuity Press.

Cita Chicago Style (17a ed.)

Gill, Martin, y Martin L. Gill. CCTV. Leicester: Perpetuity Press, 2003.

Cita MLA (8a ed.)

Gill, Martin, y Martin L. Gill. CCTV. Perpetuity Press, 2003.