Gaya APA

Barkley, P, W., Seckler, D, W. (1972). Economic growth and environmental decay the solution becomes the problem . : harcourt brace jovane.

Gaya MLA

Barkley, Paul, W.., Seckler, David, W.. "Economic growth and environmental decay the solution becomes the problem". : harcourt brace jovane, 1972. Text.