Rao, U. G. K. (1959). Soil mechanics for railway engineers. Railway Testing and Research Centre.
Čikaški stil citiranja (17. izdanje)Rao, U. G. K. Soil Mechanics for Railway Engineers. Lucknow: Railway Testing and Research Centre, 1959.
MLA način citiranja (8. izdanje)Rao, U. G. K. Soil Mechanics for Railway Engineers. Railway Testing and Research Centre, 1959.
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