APA (7th ed.) Citation

Herrmann, R., Burger, K., & Smit, H. P. (1993). International commodity policy: A quantitative analysis. Routledge.

Chicago Style (17th ed.) Citation

Herrmann, Roland, Kees Burger, and Hidde P. Smit. International Commodity Policy: A Quantitative Analysis. London [etc.]: Routledge, 1993.

MLA (9th ed.) Citation

Herrmann, Roland, et al. International Commodity Policy: A Quantitative Analysis. Routledge, 1993.