Kuenne, K., Bagby, D., & Bagby, K. (2009). Dear Zachary: A letter to a son about his father. Oscilloscope Pictures.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKuenne, Kurt, David Bagby, और Kate Bagby. Dear Zachary: A Letter to a Son About His Father. [United States]: Oscilloscope Pictures, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKuenne, Kurt, et al. Dear Zachary: A Letter to a Son About His Father. Oscilloscope Pictures, 2009.
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