Department of phonetics and spoken english central institute of english and foreign language. (2014). Excercises in spoken english: Part 2 consonants (24th Ed.). Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDepartment of phonetics and spoken english central institute of english and foreign language. Excercises in Spoken English: Part 2 Consonants. 24th Ed. NEW DELHI: Oxford University Press, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDepartment of phonetics and spoken english central institute of english and foreign language. Excercises in Spoken English: Part 2 Consonants. 24th Ed. Oxford University Press, 2014.
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