Barkawi, A., El-Keraby, F., & Sweify, S. .. A. (1994). Puberty of Friesian heifers in subtropical zone, Egypt.. Egyptian Journal of Animal Production, 31(1), 27-41. doi: 10.21608/ejap.1994.118475
MLA
A.H. Barkawi; F.E. El-Keraby; S . A. Sweify. "Puberty of Friesian heifers in subtropical zone, Egypt.", Egyptian Journal of Animal Production, 31, 1, 1994, 27-41. doi: 10.21608/ejap.1994.118475
HARVARD
Barkawi, A., El-Keraby, F., Sweify, S. .. A. (1994). 'Puberty of Friesian heifers in subtropical zone, Egypt.', Egyptian Journal of Animal Production, 31(1), pp. 27-41. doi: 10.21608/ejap.1994.118475
VANCOUVER
Barkawi, A., El-Keraby, F., Sweify, S. .. A. Puberty of Friesian heifers in subtropical zone, Egypt.. Egyptian Journal of Animal Production, 1994; 31(1): 27-41. doi: 10.21608/ejap.1994.118475
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