Latvia University of agriculture. (2008). Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of agriculture. No 21 (316).
Čikaški stil citiranja (17. izdanje)Latvia University of agriculture. Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of Agriculture. No 21 (316). 2008.
MLA način citiranja (9. izdanje)Latvia University of agriculture. Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of Agriculture. No 21 (316). 2008.
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