APA (7 वां संस्करण) प्रशस्ति पत्र

GRAZIANI RICK. (2008). ROUTING PROTOCOLS AND CONCEPTS: CCNA EXPLORATION COMPANION GUIDE WITH CD. PEARSON EDUCATION.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

GRAZIANI RICK. ROUTING PROTOCOLS AND CONCEPTS: CCNA EXPLORATION COMPANION GUIDE WITH CD. INDIA: PEARSON EDUCATION, 2008.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

GRAZIANI RICK. ROUTING PROTOCOLS AND CONCEPTS: CCNA EXPLORATION COMPANION GUIDE WITH CD. PEARSON EDUCATION, 2008.