APA (7th ed.) Zitazioa
Harwood, E. (2008). Digital CCTV: A security professional's guide. Elsevier/Butterworth-Heinemann.
Chicago Style (17th ed.) Zitazioa
Harwood, Emily. Digital CCTV: A Security Professional's Guide. Amsterdam ; Boston: Elsevier/Butterworth-Heinemann, 2008.
MLA (9th ed.) Zitazioa
Harwood, Emily. Digital CCTV: A Security Professional's Guide. Elsevier/Butterworth-Heinemann, 2008.
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