APA-Zitierstil (7. Ausg.)

Theodore, M. K., & Theodore, L. (1996). Major environmental issues facing the 21st century. Prentice Hall.

Chicago-Zitierstil (17. Ausg.)

Theodore, Mary K., und Louis Theodore. Major Environmental Issues Facing the 21st Century. Upper Saddle River, NJ: Prentice Hall, 1996.

MLA-Zitierstil (8. Ausg.)

Theodore, Mary K., und Louis Theodore. Major Environmental Issues Facing the 21st Century. Prentice Hall, 1996.