A.K.K Unni & P George Renchi. (1977). Studies on Certain Economic Raits in Desi Ducks (MVSc.). College of veterinary and animal sciences.
استشهاد بنمط شيكاغوA.K.K Unni و P George Renchi. Studies on Certain Economic Raits in Desi Ducks. MVSc. College of veterinary and animal sciences, 1977.
MLA استشهادA.K.K Unni و P George Renchi. Studies on Certain Economic Raits in Desi Ducks. MVSc. College of veterinary and animal sciences, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.