 | Mathis, A. G. (Anthony George), 1908- 4n | (2) |
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 | Mathis, A. G. (Anthony George), 1908- 4n; Government's role in pricing fluid milk in the United States / . Washington : Economic Research Service, U.S. Dept. of Agriculture, 1972. | |
 | Mathis, A. G. (Anthony George), 1908- 4n; Government's role in pricing fluid milk in the United States / . Washington, D.C. : Economic Research Service, U.S. Dept. of Agriculture, 1968. | |
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