Citação norma APA

School of Management. (1990). Wordperfect for IBM personal computers and PC networks: Version 5. Redmond, WA: WordPerfect Corp.

Citação norma Chicago

School of Management. Wordperfect for IBM Personal Computers and PC Networks: Version 5. Redmond, WA: WordPerfect Corp, 1990.

Citação norma MLA

School of Management. Wordperfect for IBM Personal Computers and PC Networks: Version 5. Redmond, WA: WordPerfect Corp, 1990.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.