Essential steps in national agricultural improvement /
prepared by A. B. Lewis, Ralph W. Phillips and J. Lossing Buck.
APA Citation
Lewis, A. B., Buck, J. Lossing., Phillips, R. W. (1950). Essential steps in national agricultural improvement. Washington: Food and Agriculture Organization of the United Nations.
MLA Citation
Lewis, A. B, John Lossing Buck, and Ralph W. Phillips. Essential Steps In National Agricultural Improvement. Washington: Food and Agriculture Organization of the United Nations, 1950.
Warning: These citations may not always be complete (especially for serials).