Oliver, P. (1990). Blues fell this morning: Meaning in the blues. Cambridge [England],New York: Cambridge University Press.
शिकागो स्टाइल उद्धरणOliver, Paul. Blues Fell This Morning: Meaning in the Blues. Cambridge [England],New York: Cambridge University Press, 1990.
एमएलए उद्धरणOliver, Paul. Blues Fell This Morning: Meaning in the Blues. Cambridge [England],New York: Cambridge University Press, 1990.
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