APA (7th ed.) Citation

Wickens, G., Haq, N., & Day, P. (1989). New crops for food and industry. Chapman and Hall.

Chicago Style (17th ed.) Citation

Wickens, G.E, N. Haq, and P. Day. New Crops for Food and Industry. London ; New York: Chapman and Hall, 1989.

MLA (9th ed.) Citation

Wickens, G.E, et al. New Crops for Food and Industry. Chapman and Hall, 1989.