APA

KENNEDY G., . (1985). ELECTRONIC COMUNICATION SYSTEMS. NEW YORK ; MEXICO: MCGRAW-HILL.

Chicago

KENNEDY GEORGE, . 1985. ELECTRONIC COMUNICATION SYSTEMS. NEW YORK ; MEXICO: MCGRAW-HILL.

Harvard

KENNEDY G., . (1985). ELECTRONIC COMUNICATION SYSTEMS. NEW YORK ; MEXICO: MCGRAW-HILL.

MLA

KENNEDY GEORGE, . ELECTRONIC COMUNICATION SYSTEMS. NEW YORK ; MEXICO: MCGRAW-HILL. 1985.