Gramlich, E. M. (1981). Benefit-cost analysis of government programs. Prentice-Hall.
Цитирование в стиле Чикаго (17-е изд.)Gramlich, Edward M. Benefit-cost Analysis of Government Programs. Englewood Cliffs, N.J.: Prentice-Hall, 1981.
Цитирование MLA (9-е изд.)Gramlich, Edward M. Benefit-cost Analysis of Government Programs. Prentice-Hall, 1981.