Biswas, A. K., M. M. Rahman, M. Z. Hassan, S. Sultana, M. M. Rahman, and M. Mostofa. “Effect of Tulsi (Ocium Sanctum) Leaves Extract As a Growth Promoter in Broiler Productio”. Asian Journal of Medical and Biological Research, vol. 3, no. 2, Aug. 2017, pp. 226-32, doi:10.3329/ajmbr.v3i2.33574.