APA
Cayanes F. D., . (2004). Computer usage monitoring system. [Place of publication not identified]: [Publisher not identified].
Chicago
Cayanes Florabelle D, . 2004. Computer usage monitoring system. [Place of publication not identified]: [Publisher not identified].
Harvard
Cayanes F. D., . (2004). Computer usage monitoring system. [Place of publication not identified]: [Publisher not identified].
MLA
Cayanes Florabelle D, . Computer usage monitoring system. [Place of publication not identified]: [Publisher not identified]. 2004.