Liroff, R. A. (1976). A National policy for the environment: Nepa and its aftermath. Indiana U.Pr.
Tohutoru Kātū Chicago (17th ed.)Liroff, Richard A. A National Policy for the Environment: Nepa and Its Aftermath. London: Indiana U.Pr, 1976.
Tohutoro MLA (9th ed.)Liroff, Richard A. A National Policy for the Environment: Nepa and Its Aftermath. Indiana U.Pr, 1976.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.