APA

VELTE T. J., VELTE A. T., . (2001). Cisco a beginner's guide. New York [etc.]: McGraw-Hill.

Chicago

VELTE Toby J, VELTE Anthony T, . 2001. Cisco a beginner's guide. New York [etc.]: McGraw-Hill.

Harvard

VELTE T. J., VELTE A. T., . (2001). Cisco a beginner's guide. New York [etc.]: McGraw-Hill.

MLA

VELTE Toby J, VELTE Anthony T, . Cisco a beginner's guide. New York [etc.]: McGraw-Hill. 2001.