Unknown. (2023). Four metres standard timber truss for heavy weight roof (A timber engineering handbook series). Manger of Publications, Government of India.
Chicago Style (17. basım) AtıfUnknown. Four Metres Standard Timber Truss for Heavy Weight Roof (A Timber Engineering Handbook Series). Manger of Publications, Government of India, 2023.
MLA (9th ed.) AtıfUnknown. Four Metres Standard Timber Truss for Heavy Weight Roof (A Timber Engineering Handbook Series). Manger of Publications, Government of India, 2023.
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