Glavnaya proizvoditel'naya sila obshchestva
By: [avtory]: R.A. Batkaev i A.M. Goberman.
Contributors: Goberman, Anatoliĭ Maksimovich.
Series: Dlya shkol kommunisticheskogo truda
Publisher: Profizdat
Published: 1975
Place of publication: Moskva
Language: rus