Garcia, G. W. (1988). A Dual Tone Multiple Frequency receiver using a multiplexed OTA-C filter frequency detection architecture. [publisher not identified].
Chicago Style (17th ed.) CitationGarcia, Gerald William. A Dual Tone Multiple Frequency Receiver Using a Multiplexed OTA-C Filter Frequency Detection Architecture. [Place of publication not identified]: [publisher not identified], 1988.
MLA (9th ed.) CitationGarcia, Gerald William. A Dual Tone Multiple Frequency Receiver Using a Multiplexed OTA-C Filter Frequency Detection Architecture. [publisher not identified], 1988.
Warning: These citations may not always be 100% accurate.