Service, C. R. (2017). Federal Lifeline Program: Frequently Asked Questions. Congressional Research Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रService, Congressional Research. Federal Lifeline Program: Frequently Asked Questions. Congressional Research Service, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रService, Congressional Research. Federal Lifeline Program: Frequently Asked Questions. Congressional Research Service, 2017.
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