Tohutoro APA (7th ed.)

Gramlich, E. M. (1981). Benefit-cost analysis of government programs. Prentice-Hall.

Tohutoru Kātū Chicago (17th ed.)

Gramlich, Edward M. Benefit-cost Analysis of Government Programs. Englewood Cliffs, N.J.: Prentice-Hall, 1981.

Tohutoro MLA (9th ed.)

Gramlich, Edward M. Benefit-cost Analysis of Government Programs. Prentice-Hall, 1981.