. (1975). Changes and tendencies in contemporary Management. (e25340). Law & Political science, 18(0), e25340

. "Changes and tendencies in contemporary Management" .e25340 , Law & Political science, 18, 0, 1975, e25340.

. (1975). 'Changes and tendencies in contemporary Management', Law & Political science, 18(0), e25340.

, "Changes and tendencies in contemporary Management," Law & Political science, 18 0 (1975): e25340,

. Changes and tendencies in contemporary Management. Law & Political science. 1975;18(0):e25340 (In Persian).