Heman-Ackah, Y. D., Hawkshaw, M., & Sataloff, R. T. (2013). The voice: A medical guide for achieving and maintaining a healthy voice. Science & Medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeman-Ackah, Yolanda D., Mary Hawkshaw, और Robert Thayer Sataloff. The Voice: A Medical Guide for Achieving and Maintaining a Healthy Voice. Narberth, PA: Science & Medicine, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHeman-Ackah, Yolanda D., et al. The Voice: A Medical Guide for Achieving and Maintaining a Healthy Voice. Science & Medicine, 2013.
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