Citazione APA

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.].

Stile di citazione Chicago

Iowa State Vegetable Growers' Association, Iowa Potato and Truck Growers' Association, e Iowa State Horticultural Society. Annual Report of the Iowa State Vegetable Growers' Association. [Iowa]: Iowa State Horticultural Society [etc.].

Citazione MLA

Iowa State Vegetable Growers' Association, et al. Annual Report of the Iowa State Vegetable Growers' Association. Iowa State Horticultural Society [etc.].