Spencer-Fleming, J. (2010). In the bleak midwinter: Fergusson/van alstyne mysteries series, book 1 (1.).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpencer-Fleming, Julia. In the Bleak Midwinter: Fergusson/van Alstyne Mysteries Series, Book 1. 1. 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpencer-Fleming, Julia. In the Bleak Midwinter: Fergusson/van Alstyne Mysteries Series, Book 1. 1. 2010.
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