Cita APA

Clarke, R. A. (1972). Sovietr econoic facts 19127-1970. Macmillan.

Chicago Edition Citation

Clarke, Roger A. Sovietr Econoic Facts 19127-1970. London: Macmillan, 1972.

Cita MLA

Clarke, Roger A. Sovietr Econoic Facts 19127-1970. Macmillan, 1972.