Cita APA

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

Citación estilo Chicago

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

Cita MLA

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