Cita APA (7a ed.)

Wiles, P. (1972). The security industry in the United Kingdom: Papers pres. to the Cropwood Round-table Conference July 1971. Cropwood conference series.

Cita Chicago Style (17a ed.)

Wiles, Paul. "The Security Industry in the United Kingdom: Papers Pres. to the Cropwood Round-table Conference July 1971." Cropwood Conference Series 1972.

Cita MLA (8a ed.)

Wiles, Paul. "The Security Industry in the United Kingdom: Papers Pres. to the Cropwood Round-table Conference July 1971." Cropwood Conference Series, 1972.