K. H, R. (2011). ANALYTICAL STUDY TO ESTIMATE THE COST FUNCTIONS, PRODUCTIVITY AND OPTIMAL SIZE OF THE FISH FARMS IN THE PROVINCE OF BABYLON IN 2010.. , 3(1), 93-100.
Raheem. K. H. "ANALYTICAL STUDY TO ESTIMATE THE COST FUNCTIONS, PRODUCTIVITY AND OPTIMAL SIZE OF THE FISH FARMS IN THE PROVINCE OF BABYLON IN 2010.". , 3, 1, 2011, 93-100.
K. H, R. (2011). 'ANALYTICAL STUDY TO ESTIMATE THE COST FUNCTIONS, PRODUCTIVITY AND OPTIMAL SIZE OF THE FISH FARMS IN THE PROVINCE OF BABYLON IN 2010.', , 3(1), pp. 93-100.
K. H, R. ANALYTICAL STUDY TO ESTIMATE THE COST FUNCTIONS, PRODUCTIVITY AND OPTIMAL SIZE OF THE FISH FARMS IN THE PROVINCE OF BABYLON IN 2010.. , 2011; 3(1): 93-100.