Larson, R. E., & Cockcroft, L. (2003). CCSP: Cisco certified security professional certification. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoLarson, Robert E., và Lance Cockcroft. CCSP: Cisco Certified Security Professional Certification. New York: McGraw-Hill, 2003.
Deismireacht MLALarson, Robert E., và Lance Cockcroft. CCSP: Cisco Certified Security Professional Certification. New York: McGraw-Hill, 2003.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.