Παραπομπή σε μορφή APA (7η εκδ.)

United States Environmental Protection Agency. (1987). EPA's use of benefit-cost analysis 1981-1986. Environmental Protection Agency.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United States Environmental Protection Agency. EPA's Use of Benefit-cost Analysis 1981-1986. Washigton: Environmental Protection Agency, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

United States Environmental Protection Agency. EPA's Use of Benefit-cost Analysis 1981-1986. Environmental Protection Agency, 1987.