Gaya APA

Inc, C, S. (2005). Cisco networking academy program CCNP 1 : advanced routing companion guide (2 nd Ed, 1 st Indian reprint). Singapore: Pearson education.

Gaya MLA

Inc, Cisco, Systems,. "Cisco networking academy program CCNP 1 : advanced routing companion guide". 2 nd Ed, 1 st Indian reprint Singapore: Pearson education, 2005. Text.