APA-viite (7. p.)
Beck, L. L. (1997). System software: An introduction to systems programming (3rd ed.). Pearson Education.
Chicago-viite (17. p.)
Beck, L. L. System Software: An Introduction to Systems Programming. 3rd ed. Delhi: Pearson Education, 1997.
MLA-viite (9. p.)
Beck, L. L. System Software: An Introduction to Systems Programming. 3rd ed. Pearson Education, 1997.
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