Citazione Stile APA (7a Edizione)

linsel, h., & sack, k. (1965). theoretical problems of investment planning. National Planning Institute.

Citazione stile Chigago Style (17a edizione)

linsel, hermann, e kurt sack. Theoretical Problems of Investment Planning. cairo: National Planning Institute, 1965.

Citatione MLA (9a ed.)

linsel, hermann, e kurt sack. Theoretical Problems of Investment Planning. National Planning Institute, 1965.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.