Παραπομπή APA

Helstrom, C. W. (1978). An introduction to signal and system analysis (Pilot edition.). San Francisco: Holden-Day.

Παραπομπή Chicago Style

Helstrom, Carl W. An Introduction to Signal and System Analysis. Pilot edition. San Francisco: Holden-Day, 1978.

Παραπομπή MLA

Helstrom, Carl W. An Introduction to Signal and System Analysis. Pilot edition. San Francisco: Holden-Day, 1978.

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