Dyfyniad APA

linsel, H., & sack, K. (1965). theoretical problems of industrial planning. National Planning Institute.

Dyfyniad Arddull Chicago

linsel, H., and K. sack. Theoretical Problems of Industrial Planning. cairo: National Planning Institute, 1965.

Dyfyniad MLA

linsel, H., and K. sack. Theoretical Problems of Industrial Planning. National Planning Institute, 1965.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.