APA

HAKALA D., . (1996). MODEMS A SU ALCANCE. MEXICO: MCGRAW-HILL.

Chicago

HAKALA DAVID, . 1996. MODEMS A SU ALCANCE. MEXICO: MCGRAW-HILL.

Harvard

HAKALA D., . (1996). MODEMS A SU ALCANCE. MEXICO: MCGRAW-HILL.

MLA

HAKALA DAVID, . MODEMS A SU ALCANCE. MEXICO: MCGRAW-HILL. 1996.