Sorokin, G. (1967). Planning in the U.S.S.R.: Problems of theory. Progress Pub.
Chicago Style (17th ed.) ZitazioaSorokin, G. Planning in the U.S.S.R.: Problems of Theory. Moscow: Progress Pub, 1967.
MLA (9th ed.) ZitazioaSorokin, G. Planning in the U.S.S.R.: Problems of Theory. Progress Pub, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.