Lewis, A. C. (1970). Estimation of farm production functions combining time-series and cross-section data. Lincoln College] Agricultural Economics Research Unit.
Cita Chicago (17th ed.)Lewis, A. C. Estimation of Farm Production Functions Combining Time-series and Cross-section Data. [Canterbury, N.Z.: Lincoln College] Agricultural Economics Research Unit, 1970.
Cita MLA (8th ed.)Lewis, A. C. Estimation of Farm Production Functions Combining Time-series and Cross-section Data. Lincoln College] Agricultural Economics Research Unit, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.