Cita APA

Varon, B., Belden, J., & Wilson, E. C. (1972). The nickel outlook reassessed. s.l.: International Bank for Reconstruction and Development.

Citación estilo Chicago

Varon, Bension, Joe Belden, y Elmo C. Wilson. The Nickel Outlook Reassessed. s.l.: International Bank for Reconstruction and Development, 1972.

Cita MLA

Varon, Bension, Joe Belden, y Elmo C. Wilson. The Nickel Outlook Reassessed. s.l.: International Bank for Reconstruction and Development, 1972.