Cita APA (7a ed.)

Snow, R. L. (2020). Prepare and defend: Keeping yourself and others safe from mass murder attacks. Rowman & Littlefield.

Cita Chicago Style (17a ed.)

Snow, Robert L. Prepare and Defend: Keeping Yourself and Others Safe from Mass Murder Attacks. Lanham Boulder New York London: Rowman & Littlefield, 2020.

Cita MLA (8a ed.)

Snow, Robert L. Prepare and Defend: Keeping Yourself and Others Safe from Mass Murder Attacks. Rowman & Littlefield, 2020.