APA (7 वां संस्करण) प्रशस्ति पत्र
Baldy, C. (2010). The student voice: An introduction to developing the singing voice. Dunedin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Baldy, Colin. The Student Voice: An Introduction to Developing the Singing Voice. Edinburgh: Dunedin, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Baldy, Colin. The Student Voice: An Introduction to Developing the Singing Voice. Dunedin, 2010.
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