Cita APA (7a ed.)

Waard, J. d. (1996). The private security industry in the Netherlands: Developments and future perspectives. Security journal, 7(3), 227-234.

Cita Chicago Style (17a ed.)

Waard, Jaap de. "The Private Security Industry in the Netherlands: Developments and Future Perspectives." Security Journal 7, no. 3 (1996): 227-234.

Cita MLA (8a ed.)

Waard, Jaap de. "The Private Security Industry in the Netherlands: Developments and Future Perspectives." Security Journal, vol. 7, no. 3, 1996, pp. 227-234.