Gaya APA

Economics), U, O, B, D, O, E, (. (1954). A Comparison of Certain Economic Factors in Extensive and Intensive Systems of Egg Production . : .

Gaya MLA

Economics), University, Of, Bristol., Department, Of, Economics, (Agricultural. "A Comparison of Certain Economic Factors in Extensive and Intensive Systems of Egg Production". : , 1954. Text.