Farmer, D. W. (1996). Groups and symmetry: A guide to discovering mathematics. University Press(India).
शिकागो स्टाइल उद्धरणFarmer, David W. Groups and Symmetry: A Guide to Discovering Mathematics. Hyderabad: University Press(India), 1996.
एमएलए उद्धरणFarmer, David W. Groups and Symmetry: A Guide to Discovering Mathematics. University Press(India), 1996.
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