Sarkar, P., Chowdhury, S., Kabir, M. and Sarker, P. (2012) “Comparative Study On The Productivity And Profitability Of Commercial Broiler, Cockerel Of A Layer Strain And Cross-Bred (Rir × Fayoumi) Chicks”, Bangladesh Journal of Animal Science, 37(2), pp. 89–98. doi: 10.3329/bjas.v37i2.9886.