Cita APA

hartwick, J. M. (1989). Non-Renewable resources extraction programs and markets. Harwood academic Pub.

Chicago Edition Citation

hartwick, John M. Non-Renewable Resources Extraction Programs and Markets. Chur: Harwood academic Pub, 1989.

Cita MLA

hartwick, John M. Non-Renewable Resources Extraction Programs and Markets. Harwood academic Pub, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.