Welsh, J., & Elder, J. (1982). Introduction to pascal/2nd ed (2nd ed.). Prentice-Hall of India.
शिकागो स्टाइल उद्धरणWelsh, Jim, और John Elder. Introduction to Pascal/2nd Ed. 2nd ed. New Delhi: Prentice-Hall of India, 1982.
एमएलए उद्धरणWelsh, Jim, और John Elder. Introduction to Pascal/2nd Ed. 2nd ed. Prentice-Hall of India, 1982.
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