Cita APA

Powell, R. J. (1956). The mexican petroleum industry, 1938-1950. University Of California Press.

Citación estilo Chicago

Powell, Richard J. The Mexican Petroleum Industry, 1938-1950. Berkeley-los Angeles: University Of California Press, 1956.

Cita MLA

Powell, Richard J. The Mexican Petroleum Industry, 1938-1950. Berkeley-los Angeles: University Of California Press, 1956.