Bonin, C. (2021). Singing makes you happy: 10-minute workout for a beautiful voice. Self-Published.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBonin, Christin. Singing Makes You Happy: 10-minute Workout for a Beautiful Voice. [Place of publication not identified]: Self-Published, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBonin, Christin. Singing Makes You Happy: 10-minute Workout for a Beautiful Voice. Self-Published, 2021.
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