Kim, H. J., Helfand, G. E., & Howitt, R. E. (1998). An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association.
Citace podle Chicago (17th ed.)Kim, Hong Jin, Gloria E. Helfand, a Richard E. Howitt. An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association, 1998.
Citace podle MLA (9th ed.)Kim, Hong Jin, et al. An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association, 1998.
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