@article{Ruiz Garcia_1988, title={Estados Unidos: Contrastes y dimensiones}, url={https://journals.unam.mx/index.php/rep/article/view/60010}, DOI={10.22201/fcpys.24484903e.1988.4.60010}, abstractNote={-}, number={4}, journal={Estudios PolĂ­ticos}, author={Ruiz Garcia, Enrique}, year={1988}, month={dic.} }