Παραπομπή APA

Smith,Kerry V. (1976). The economic consequences of air pollution. Ballinger Publishing Company.

Παραπομπή Chicago Style

Smith,Kerry V. The Economic Consequences of Air Pollution. Cambridge: Ballinger Publishing Company, 1976.

Παραπομπή MLA

Smith,Kerry V. The Economic Consequences of Air Pollution. Ballinger Publishing Company, 1976.