Iowa State Vegetable Growers' Association, Iowa Potato and Truck Growers' Association, & Iowa State Horticultural Society. Annual report of the Iowa State Vegetable Growers' Association. Iowa State Horticultural Society [etc.].
Citace podle Chicago (17th ed.)Iowa State Vegetable Growers' Association, Iowa Potato and Truck Growers' Association, a Iowa State Horticultural Society. Annual Report of the Iowa State Vegetable Growers' Association. [Iowa]: Iowa State Horticultural Society [etc.].
Citace podle MLA (8th ed.)Iowa State Vegetable Growers' Association, et al. Annual Report of the Iowa State Vegetable Growers' Association. Iowa State Horticultural Society [etc.].
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