Παραπομπή APA

Tiemeijer, E. (1994). Lotus 1-2-3 for windows. Prisma computer courses.

Παραπομπή Chicago Style

Tiemeijer, Ernst. Lotus 1-2-3 for Windows. London: Prisma computer courses, 1994.

Παραπομπή MLA

Tiemeijer, Ernst. Lotus 1-2-3 for Windows. Prisma computer courses, 1994.