APA (7th ed.) Citation

British Crop Protection Council & Roberts, H. A. (1982). Weed control handbook: Principles (7th ed.). Blackwell Scientific.

Chicago Style (17th ed.) Citation

British Crop Protection Council and H. A. Roberts. Weed Control Handbook: Principles. 7th ed. Oxford: Blackwell Scientific, 1982.

MLA (9th ed.) Citation

British Crop Protection Council and H. A. Roberts. Weed Control Handbook: Principles. 7th ed. Blackwell Scientific, 1982.