APA

HOFFMAN P., . (1990). MICROSOFT WORD 5 A SU ALCANCE. ESPAÑA ; MEXICO: MCGRAW-HILL.

Chicago

HOFFMAN PAUL, . 1990. MICROSOFT WORD 5 A SU ALCANCE. ESPAÑA ; MEXICO: MCGRAW-HILL.

Harvard

HOFFMAN P., . (1990). MICROSOFT WORD 5 A SU ALCANCE. ESPAÑA ; MEXICO: MCGRAW-HILL.

MLA

HOFFMAN PAUL, . MICROSOFT WORD 5 A SU ALCANCE. ESPAÑA ; MEXICO: MCGRAW-HILL. 1990.