APA (7th ed.) Citation

Barlow, K., & Bunyard, P. (1981). Soil, food and health in a changing world. A.B. Academic.

Chicago Style (17th ed.) Citation

Barlow, Kenneth, and Peter Bunyard. Soil, Food and Health in a Changing World. Berkhamstead: A.B. Academic, 1981.

MLA (9th ed.) Citation

Barlow, Kenneth, and Peter Bunyard. Soil, Food and Health in a Changing World. A.B. Academic, 1981.