APA-referens

(1999). CCNP Cisco Certified Network Professional test yourself practice exams. Berkeley, California: Osborne McGraw-Hill.

Chicago-stil citat

CCNP Cisco Certified Network Professional Test Yourself Practice Exams. Berkeley, California: Osborne McGraw-Hill, 1999.

MLA-referens

CCNP Cisco Certified Network Professional Test Yourself Practice Exams. Berkeley, California: Osborne McGraw-Hill, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.