APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Ware, George W., and J. P. McCollum. Producing Vegetable Crops. 2d ed. Danville, Ill.: Interstate Printers & Publishers, 1975.

MLA (9th ed.) Citation

Ware, George W., and J. P. McCollum. Producing Vegetable Crops. 2d ed. Interstate Printers & Publishers, 1975.