APA (7th ed.) Citation

McVickar, M. H., & Walker, W. M. (1978). Using commercial fertilizers: Commercial fertilizers and crop production ([4th ed.].). Interstate Printers and Publishers.

Chicago Style (17th ed.) Citation

McVickar, Malcolm Hedley, and William M. Walker. Using Commercial Fertilizers: Commercial Fertilizers and Crop Production. [4th ed.]. Danville, Ill.,: Interstate Printers and Publishers, 1978.

MLA (9th ed.) Citation

McVickar, Malcolm Hedley, and William M. Walker. Using Commercial Fertilizers: Commercial Fertilizers and Crop Production. [4th ed.]. Interstate Printers and Publishers, 1978.