Council on Tall Buildings and Urban Habitat & Conference on Building for the 21st Century. (2002). Building for the 21st Century: Technology, livability, productivity : proceedings of conference : held 9-11 December, 2001 in London, UK. Council on Tall Buildings and Urban Habitat, Lehigh University.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCouncil on Tall Buildings and Urban Habitat এবং Conference on Building for the 21st Century. Building for the 21st Century: Technology, Livability, Productivity : Proceedings of Conference : Held 9-11 December, 2001 in London, UK. Bethlehem, Pa.: Council on Tall Buildings and Urban Habitat, Lehigh University, 2002.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিCouncil on Tall Buildings and Urban Habitat এবং Conference on Building for the 21st Century. Building for the 21st Century: Technology, Livability, Productivity : Proceedings of Conference : Held 9-11 December, 2001 in London, UK. Council on Tall Buildings and Urban Habitat, Lehigh University, 2002.