Cita APA (7a ed.)
(1991). International journal of energy, environment, economics. Nova Science Publishers.
Cita Chicago Style (17a ed.)
International Journal of Energy, Environment, Economics. Commack, N.Y.: Nova Science Publishers, 1991.
Cita MLA (9a ed.)
International Journal of Energy, Environment, Economics. Nova Science Publishers, 1991.
Precaución: Estas citas no son 100% exactas.