linsel, H. (1966). theoretical problems of industrial planning. National Planning Institute.
Cita Chicago (17th ed.)linsel, H. Theoretical Problems of Industrial Planning. cairo: National Planning Institute, 1966.
Cita MLA (9th ed.)linsel, H. Theoretical Problems of Industrial Planning. National Planning Institute, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.