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Lua i Stíl Chicago (17ú heag.)Biswas, Suddendu. Stochastic Processes in Demography. 1st edition. new Delhi: Wiley Eastern, 1988.
Lua MLA (9ú heag.)Biswas, Suddendu. Stochastic Processes in Demography. 1st edition. Wiley Eastern, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.