Jahr, G. H. G. (1988). Therapeutic guide: The most important result of more than forty years practice. B.Jain publishers,private, limited,.
शिकागो स्टाइल उद्धरणJahr, G. H. G. Therapeutic Guide: The Most Important Result of More than Forty Years Practice. New Delhi: B.Jain publishers,private, limited,, 1988.
एमएलए उद्धरणJahr, G. H. G. Therapeutic Guide: The Most Important Result of More than Forty Years Practice. B.Jain publishers,private, limited,, 1988.
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