APA-Zitierstil (7. Ausg.)

Winters, L. A., & Sapsford, D. (1990). Primary commodity prices: Economic models and policy. Cambridge University Press. https://doi.org/10.1017/CBO9780511599262

Chicago-Zitierstil (17. Ausg.)

Winters, L. Alan, und David Sapsford. Primary Commodity Prices: Economic Models and Policy. Cambridge: Cambridge University Press, 1990. https://doi.org/10.1017/CBO9780511599262.

MLA-Zitierstil (9. Ausg.)

Winters, L. Alan, und David Sapsford. Primary Commodity Prices: Economic Models and Policy. Cambridge University Press, 1990. https://doi.org/10.1017/CBO9780511599262.