Cita APA (7a ed.)

Samuely, F. J., & Hamann, C. W. (1939). Civil protection. The Architectural Press.

Cita Chicago Style (17a ed.)

Samuely, Felix James, y Conrad Wilson Hamann. Civil Protection. Surrey: The Architectural Press, 1939.

Cita MLA (8a ed.)

Samuely, Felix James, y Conrad Wilson Hamann. Civil Protection. The Architectural Press, 1939.