APA (7th ed.) Citation

(2002). Understanding and solving environmental problems in the 21st century: Toward a new, integrated hard problem science (1. ed.). Elsevier.

Chicago Style (17th ed.) Citation

Understanding and Solving Environmental Problems in the 21st Century: Toward a New, Integrated Hard Problem Science. 1. ed. Amsterdam: Elsevier, 2002.

MLA (9th ed.) Citation

Understanding and Solving Environmental Problems in the 21st Century: Toward a New, Integrated Hard Problem Science. 1. ed. Elsevier, 2002.