Hallin, S. (1998). Dynamics of denitrifying populations in activated sludge processes with nitrogen removal. Swedish University of Agricultural Sciences.
Čikaški stil citiranja (17. izdanje)Hallin, Sara. Dynamics of Denitrifying Populations in Activated Sludge Processes with Nitrogen Removal. Uppsala: Swedish University of Agricultural Sciences, 1998.
MLA način citiranja (8. izdanje)Hallin, Sara. Dynamics of Denitrifying Populations in Activated Sludge Processes with Nitrogen Removal. Swedish University of Agricultural Sciences, 1998.
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