APA-čujuhus (7. p.)
Sabater, S., Ginebreda, A., & Barcel, D. (2012). The Llobregat: The Story of a Polluted Mediterranean River. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-30939-7
Chicago-čujuhus (17. p.)
Sabater, Sergi, Antoni Ginebreda, juo Dami Barcel. The Llobregat: The Story of a Polluted Mediterranean River. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. https://doi.org/10.1007/978-3-642-30939-7.
MLA-čujuhus (9. p.)
Sabater, Sergi, et al. The Llobregat: The Story of a Polluted Mediterranean River. Springer Berlin Heidelberg, 2012. https://doi.org/10.1007/978-3-642-30939-7.
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