APA引文

Bastien, G., & Degu, C. A. (2003). CCSP selfstudy CCSP cisco secure PIX firewall advanced exam certification guide. Pearson Education.

Chicago Edition Citation

Bastien, Greg, and Christian Abera Degu. CCSP Selfstudy CCSP Cisco Secure PIX Firewall Advanced Exam Certification Guide. Delhi: Pearson Education, 2003.

MLA引文

Bastien, Greg, and Christian Abera Degu. CCSP Selfstudy CCSP Cisco Secure PIX Firewall Advanced Exam Certification Guide. Pearson Education, 2003.

警告：这些引文格式不一定是100％准确.