APA način citiranja (7. izdanje)
Vergara, W. (2010). Wind energy in Colombia: A framework for market entry. World Bank.
Čikaški stil citiranja (17. izdanje)
Vergara, Walter. Wind Energy in Colombia: A Framework for Market Entry. Washington, D.C.: World Bank, 2010.
MLA način citiranja (9. izdanje)
Vergara, Walter. Wind Energy in Colombia: A Framework for Market Entry. World Bank, 2010.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.