Masani, N., Pruthi, K., Govil, D., & Bahuguna, J. (2023). Standard timber purlins for light weight roofing (C G I Sheets) for residential and industrial roof trusses from Short-Length small dimensioned timbers of secondary species of ordinary group timbers (A timber engineering handbook series no. 13). Forest Research Institute, Dehradun.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Masani, N.J, K.S Pruthi, D.K Govil, و J.P Bahuguna. Standard Timber Purlins for Light Weight Roofing (C G I Sheets) for Residential and Industrial Roof Trusses from Short-Length Small Dimensioned Timbers of Secondary Species of Ordinary Group Timbers (A Timber Engineering Handbook Series No. 13). Forest Research Institute, Dehradun, 2023.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Masani, N.J, et al. Standard Timber Purlins for Light Weight Roofing (C G I Sheets) for Residential and Industrial Roof Trusses from Short-Length Small Dimensioned Timbers of Secondary Species of Ordinary Group Timbers (A Timber Engineering Handbook Series No. 13). Forest Research Institute, Dehradun, 2023.