Baldock, D., & Hewett, J. (1989). Possible European community initiatives in relation to the tropical timber trade: A WWF International discussion paper. Londen: IEEP.
Cita Chicago (17th ed.)Baldock, David, i Jonathan Hewett. Possible European Community Initiatives in Relation to the Tropical Timber Trade: A WWF International Discussion Paper. Londen: IEEP, 1989.
Cita MLA (8th ed.)Baldock, David, i Jonathan Hewett. Possible European Community Initiatives in Relation to the Tropical Timber Trade: A WWF International Discussion Paper. Londen: IEEP, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.