APA引文

N I I T. (2003). BASICS OF NETWORK SECURITY,FIRE-WALLS & VPNS. PREATICE HALL OF INDIA.

芝加哥风格引文

N I I T. BASICS OF NETWORK SECURITY,FIRE-WALLS & VPNS. NEW DELHI: PREATICE HALL OF INDIA, 2003.

MLA引文

N I I T. BASICS OF NETWORK SECURITY,FIRE-WALLS & VPNS. PREATICE HALL OF INDIA, 2003.

警告：这些引文格式不一定是100％准确.