Sharp, A. The evil of Mr. Happiness: Can you defeat the schemes of a criminal mastermind? (4a ed.).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSharp, Allen. The Evil of Mr. Happiness: Can You Defeat the Schemes of a Criminal Mastermind? 4a ed.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSharp, Allen. The Evil of Mr. Happiness: Can You Defeat the Schemes of a Criminal Mastermind? 4a ed.
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