APA-viite (7. p.)
Tokheim, R. L. (1994). Schaum's outline of theory and problems of digital principles (3rd ed.). McGraw-Hill.
Chicago-viite (17. p.)
Tokheim, Roger L. Schaum's Outline of Theory and Problems of Digital Principles. 3rd ed. New York : New Delhi: McGraw-Hill, 1994.
MLA-viite (9. p.)
Tokheim, Roger L. Schaum's Outline of Theory and Problems of Digital Principles. 3rd ed. McGraw-Hill, 1994.
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