APA (7th ed.) Citation

Gregory, P. J., Greenland, D. J., & Nye, P. H. (1998). Land resources: On the Edge of the Mathusian precipice. CAB International.

Chicago Style (17th ed.) Citation

Gregory, P. J., D. J. Greenland, and Peter Hague Nye. Land Resources: On the Edge of the Mathusian Precipice. Oxon: CAB International, 1998.

MLA (8th ed.) Citation

Gregory, P. J., et al. Land Resources: On the Edge of the Mathusian Precipice. CAB International, 1998.