sach, k., & linsel, h. (1965). management in socialist industry and enterprises. National Planning Institute.
Cita Chicago (17th ed.)sach, kurt, i hermann linsel. Management in Socialist Industry and Enterprises. cairo: National Planning Institute, 1965.
Cita MLA (9th ed.)sach, kurt, i hermann linsel. Management in Socialist Industry and Enterprises. National Planning Institute, 1965.