APA Edition Citation

Ledward, D. . .., Lawrie, R. . .., & Taylor, A. . .. (1983). Upgrading waste for feeds and food (1.). Butterworth Scientific.

Chicago Edition Citation

Ledward, D.A ., R.A Lawrie, and A.J Taylor. Upgrading Waste for Feeds and Food. 1. London: Butterworth Scientific, 1983.

MLA Edition Citation

Ledward, D.A ., et al. Upgrading Waste for Feeds and Food. 1. Butterworth Scientific, 1983.