linsel, h., & sach, k. (1965). practical problems of investment: Planning and financing. National Planning Institute.
Chicago Style (17th ed.) Citationlinsel, hermann, and kurt sach. Practical Problems of Investment: Planning and Financing. cairo: National Planning Institute, 1965.
MLA (9th ed.) Citationlinsel, hermann, and kurt sach. Practical Problems of Investment: Planning and Financing. National Planning Institute, 1965.