Fornos, W. (1987). Gaining people, losing ground: A blueprint for stabilizing word population. The Population Institute.
Čikaški stil citiranja (17. izdanje)Fornos, Werner. Gaining People, Losing Ground: A Blueprint for Stabilizing Word Population. The Population Institute, 1987.
MLA način citiranja (9. izdanje)Fornos, Werner. Gaining People, Losing Ground: A Blueprint for Stabilizing Word Population. The Population Institute, 1987.
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