(2009). Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of agriculture. No 23 (318).
Citazione stile Chigago Style (17a edizione)Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of Agriculture. No 23 (318). 2009.
Citatione MLA (9a ed.)Latvijas Lauksaimniecibas Universitate Raksti: Proceedings of the Latvia University of Agriculture. No 23 (318). 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.