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Lua i Stíl Chicago (17ú heag.)Omar Abdulkadir Sh. Abdurahman. Studies on Mastitis in the Camel: Cytological, Bacteriological and Diagnostic Aspects. Uppsala: Dept. of Obstetrics and Gynaecology, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, 1996.
Lua MLA (8ú heag.)Omar Abdulkadir Sh. Abdurahman. Studies on Mastitis in the Camel: Cytological, Bacteriological and Diagnostic Aspects. Dept. of Obstetrics and Gynaecology, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, 1996.