Παραπομπή APA

(1975). Computing and computers: Correspondence texts for Units 8 & 9 PM951 8&9. Open University Press.

Παραπομπή Chicago Style

Computing and Computers: Correspondence Texts for Units 8 & 9 PM951 8&9. England: Open University Press, 1975.

Παραπομπή MLA

Computing and Computers: Correspondence Texts for Units 8 & 9 PM951 8&9. Open University Press, 1975.