APA-čujuhus (7. p.)

ROBERT, S. (1993). ELECTRONICS COMMUNICATION. MACMILLAN.

Chicago-čujuhus (17. p.)

ROBERT, SHRACHER. ELECTRONICS COMMUNICATION. LACK FORSED: MACMILLAN, 1993.

MLA-čujuhus (9. p.)

ROBERT, SHRACHER. ELECTRONICS COMMUNICATION. MACMILLAN, 1993.

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