Ryder, L. (1975). Elementary particle and symmetries. Gordon and Breach.
शिकागो स्टाइल उद्धरणRyder, Lewis. Elementary Particle and Symmetries. New York: Gordon and Breach, 1975.
एमएलए उद्धरणRyder, Lewis. Elementary Particle and Symmetries. Gordon and Breach, 1975.
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