Ford, R. Thistledown: A Book of Scotch Humour, Character, Folk-lore, Story & Anecdote.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFord, Robert. Thistledown: A Book of Scotch Humour, Character, Folk-lore, Story & Anecdote.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFord, Robert. Thistledown: A Book of Scotch Humour, Character, Folk-lore, Story & Anecdote.
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