Catálogos de Bibliotecas 47

RECURSOS ENERG�ETICOS POWER RESOURCES 29 TECHNOLOGY AND ENGINEERING 10 TECNOLOG�IA E INGENIER�IA 10 POL�ITICA ENERG�ETICA 7 COMBUSTIBLES F�OSILES 5 ENERGY POLICY 5 ENERG�IA EL�ECTRICA 5 FOSSIL FUELS 5 LAW AND LEGISLATION 5 DERECHO Y LEGISLACI�ON 4 LEGISLACI�ON 4 RENEWABLE ENERGY SOURCES 4 DESARROLLO SUSTENTABLE 3 ELECTRICAL 3 EL�ECTRICOS 3 ALTERNATIVE AND RENEWABLE 2 ALTERNATIVOS Y RENOVABLES 2 CIENCIAS 2 CIENCIAS AMBIENTALES 2 DESARROLLO SOSTENIBLE 2 ENERGY INDUSTRIES 2 ENVIRONMENTAL SCIENCE 2 INNOVACIONES TECNOL�OGICAS 2 INTEGRACI�ON ECON�OMICA INTERNACIONAL 2 INTERNATIONAL ECONOMIC INTEGRATION 2 POLITICAL ASPECTS 2 RECURSOS ENERG�ETICOS RENOVABLES 2 SCIENCE 2 TECHNOLOGICAL INNOVATIONS 2