APA (7th ed.) Citation

linsel, h., & sack, k. (1965). classification of national econom. the institute of national planning.

Chicago Style (17th ed.) Citation

linsel, hermann, and kurt sack. Classification of National Econom. cairo: the institute of national planning, 1965.

MLA (9th ed.) Citation

linsel, hermann, and kurt sack. Classification of National Econom. the institute of national planning, 1965.