APA সাইটেশন

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

শিকাগো স্টাইলে সাইটেশন

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

এমএলএ সাইটেশন

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