APA (7th ed.) Citation

Widdowson, R. (1987). Towards holistic agriculture: A scientific approach. Oxford, GB Pergamon Press.

Chicago Style (17th ed.) Citation

Widdowson, R.W. Towards Holistic Agriculture: A Scientific Approach. Oxford, GB Pergamon Press, 1987.

MLA (8th ed.) Citation

Widdowson, R.W. Towards Holistic Agriculture: A Scientific Approach. Oxford, GB Pergamon Press, 1987.

IICA/CATIE Citation

Widdowson, R. 1987. Towards holistic agriculture: A scientific approach. Oxford, GB Pergamon Press.