Smarsh, S. (2018). Heartland: A memoir of working hard and being broke in the richest country on Earth (Unabridged.). Audioworks, imprint of Simon & Schuster Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmarsh, Sarah. Heartland: A Memoir of Working Hard and Being Broke in the Richest Country on Earth. Unabridged. New York: Audioworks, imprint of Simon & Schuster Audio, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSmarsh, Sarah. Heartland: A Memoir of Working Hard and Being Broke in the Richest Country on Earth. Unabridged. Audioworks, imprint of Simon & Schuster Audio, 2018.
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