Conference on Geriatrics and Gerontological Studies in West Bengal Kolkata, Chakraborty, D. K., & Chakraborty, S. (2004). Recent Trends in Geriatrics and Gerontological Studies: Proceedings of the State level Conference on Geriatrics and Gerontological Studies in West bengal. Netaji Nagar Day college.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিConference on Geriatrics and Gerontological Studies in West Bengal Kolkata, Dilip Kr Chakraborty, এবং Subir Chakraborty. Recent Trends in Geriatrics and Gerontological Studies: Proceedings of the State Level Conference on Geriatrics and Gerontological Studies in West Bengal. Netaji Nagar Day college, 2004.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিConference on Geriatrics and Gerontological Studies in West Bengal Kolkata, et al. Recent Trends in Geriatrics and Gerontological Studies: Proceedings of the State Level Conference on Geriatrics and Gerontological Studies in West Bengal. Netaji Nagar Day college, 2004.