APA

Hoffman P., . (1990). Microsoft Word 5 a su alcance. Madrid: McGraw-Hill.

Chicago

Hoffman Paul, . 1990. Microsoft Word 5 a su alcance. Madrid: McGraw-Hill.

Harvard

Hoffman P., . (1990). Microsoft Word 5 a su alcance. Madrid: McGraw-Hill.

MLA

Hoffman Paul, . Microsoft Word 5 a su alcance. Madrid: McGraw-Hill. 1990.