APA-Zitierstil (7. Ausg.)

Riebsame, W. E., Changnon, S. A., & Karl, T. R. (1991). Drought and natural resources management in the United States: Impacts and implications of the 1987 - 89 drought. Westview Press.

Chicago-Zitierstil (17. Ausg.)

Riebsame, William E., Stanley A. Changnon, und Thomas R. Karl. Drought and Natural Resources Management in the United States: Impacts and Implications of the 1987 - 89 Drought. Boulder u.a: Westview Press, 1991.

MLA-Zitierstil (9. Ausg.)

Riebsame, William E., et al. Drought and Natural Resources Management in the United States: Impacts and Implications of the 1987 - 89 Drought. Westview Press, 1991.