Tokheim, R. L. (1994). Digital Electronics (6th ed.). Glencoe.
Tohutoru Kātū Chicago (17th ed.)Tokheim, Roger L. Digital Electronics. 6th ed. New Delhi: Glencoe, 1994.
Tohutoro MLA (9th ed.)Tokheim, Roger L. Digital Electronics. 6th ed. Glencoe, 1994.
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