APA (7th ed.) Citation

Ware, G. W., & McCollum, J. P. (1975). Producing vegetable crops (2nd ed.). Interstate Printers.

Chicago Style (17th ed.) Citation

Ware, George Whitaker, and John Paschal McCollum. Producing Vegetable Crops. 2nd ed. Danville, Ill.: Interstate Printers, 1975.

MLA (9th ed.) Citation

Ware, George Whitaker, and John Paschal McCollum. Producing Vegetable Crops. 2nd ed. Interstate Printers, 1975.