APA

SARCH R., . (1989). DATA COMMUNICATIONS: COMPREHENSIVE APROACH. NEW YORK: MCGRAW-HILL.

Chicago

SARCH RAY, . 1989. DATA COMMUNICATIONS: COMPREHENSIVE APROACH. NEW YORK: MCGRAW-HILL.

Harvard

SARCH R., . (1989). DATA COMMUNICATIONS: COMPREHENSIVE APROACH. NEW YORK: MCGRAW-HILL.

MLA

SARCH RAY, . DATA COMMUNICATIONS: COMPREHENSIVE APROACH. NEW YORK: MCGRAW-HILL. 1989.