hansen, b. (1965). marginal productivity wage theory and subsistence agriculture. the institute of national planning.
Цитирование в стиле Чикаго (17-е изд.)hansen, bent. Marginal Productivity Wage Theory and Subsistence Agriculture. cairo: the institute of national planning, 1965.
Цитирование MLA (9-е изд.)hansen, bent. Marginal Productivity Wage Theory and Subsistence Agriculture. the institute of national planning, 1965.