APA stil citiranja

Ingalsbe, L., & Simonson, B. D. (1990). Wordperfect 5.0: Wordperfect 5.0 : workbook and reference. Homewood, IL: Irwin.

Chicago stil citiranja

Ingalsbe, Lon, and Brent D. Simonson. Wordperfect 5.0: Wordperfect 5.0 : workbook and reference. Homewood, IL: Irwin, 1990.

MLA stil citiranja

Ingalsbe, Lon, and Brent D. Simonson. Wordperfect 5.0: Wordperfect 5.0 : workbook and reference. Homewood, IL: Irwin, 1990.