Dyfyniad APA

Koelma, A. (1992). Microsoft Office: Standard and professional. Prisma Computer Courses.

Dyfyniad Arddull Chicago

Koelma, Anita. Microsoft Office: Standard and Professional. Great Britain: Prisma Computer Courses, 1992.

Dyfyniad MLA

Koelma, Anita. Microsoft Office: Standard and Professional. Prisma Computer Courses, 1992.

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