APA استشهاد

Ellman, M. (1971). Soviet Planning Today: Proposal for an Optimally Functioning Economic System. Cambridge University Press.

استشهاد بنمط شيكاغو

Ellman, Michael. Soviet Planning Today: Proposal for an Optimally Functioning Economic System. London: Cambridge University Press, 1971.

MLA استشهاد

Ellman, Michael. Soviet Planning Today: Proposal for an Optimally Functioning Economic System. Cambridge University Press, 1971.