Goldsworthy, R. F., & Boswell, S. A. (1999). Robert F. Goldsworthy: An oral history. Washington State Oral History Program, Office of the Secretary of State.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoldsworthy, Robert F., और Sharon A. Boswell. Robert F. Goldsworthy: An Oral History. Olympia, WA: Washington State Oral History Program, Office of the Secretary of State, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGoldsworthy, Robert F., और Sharon A. Boswell. Robert F. Goldsworthy: An Oral History. Washington State Oral History Program, Office of the Secretary of State, 1999.
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