Haslam, S. (1991). River pollution: An ecological perspective. CBS Pub.
Čikaški stil citiranja (17. izdanje)Haslam, S.M. River Pollution: An Ecological Perspective. Delhi: CBS Pub, 1991.
MLA način citiranja (9. izdanje)Haslam, S.M. River Pollution: An Ecological Perspective. CBS Pub, 1991.
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