Trích dẫn APA

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

Trích dẫn kiểu Chicago

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

Trích dẫn MLA

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

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.