Befeler, M. (2011). Senior moments are murder: A Paul Jacobson geezer-lit mystery. Five Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBefeler, Mike. Senior Moments Are Murder: A Paul Jacobson Geezer-lit Mystery. Waterville, Me.: Five Star, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBefeler, Mike. Senior Moments Are Murder: A Paul Jacobson Geezer-lit Mystery. Five Star, 2011.
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