@article{Yance Pérez_2014, title={Valor y precio en Marx}, volume={10}, url={https://revistascientificas.cuc.edu.co/economicascuc/article/view/1393}, abstractNote={_}, number={1}, journal={ECONÓMICAS CUC}, author={Yance Pérez, Armando}, year={2014}, month={ene.}, pages={19–21} }