ProQuest (Firm). (2003). The carbon dioxide dilemma: Promising technologies and policies ; proceedings of a symposium, April 23-24, 2002. National Academies Press.
Chicago-viite (17. p.)ProQuest (Firm). The Carbon Dioxide Dilemma: Promising Technologies and Policies ; Proceedings of a Symposium, April 23-24, 2002. Washington, D.C.: National Academies Press, 2003.
MLA-viite (9. p.)ProQuest (Firm). The Carbon Dioxide Dilemma: Promising Technologies and Policies ; Proceedings of a Symposium, April 23-24, 2002. National Academies Press, 2003.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.