Seng, L. P. (2003). Strength of materials for polytechnic. Singapore: Prentice Hall.
शिकागो स्टाइल उद्धरणSeng, Lim Poh. Strength of Materials for Polytechnic. Singapore: Prentice Hall, 2003.
एमएलए उद्धरणSeng, Lim Poh. Strength of Materials for Polytechnic. Singapore: Prentice Hall, 2003.
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