Fornos, W. (1987). Gaining people, losing ground: A blueprint for stabilizing word population. The Population Institute.
Cita Chicago Style (17a ed.)Fornos, Werner. Gaining People, Losing Ground: A Blueprint for Stabilizing Word Population. The Population Institute, 1987.
Cita MLA (9a ed.)Fornos, Werner. Gaining People, Losing Ground: A Blueprint for Stabilizing Word Population. The Population Institute, 1987.
Precaución: Estas citas no son 100% exactas.