sach, k., & linsel, h. (1965). general organization of planning of industry. the institute of national planning.
Cita Chicago (17th ed.)sach, kurt, i hermann linsel. General Organization of Planning of Industry. cairo: the institute of national planning, 1965.
Cita MLA (9th ed.)sach, kurt, i hermann linsel. General Organization of Planning of Industry. the institute of national planning, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.