Ståhl, G., Lämås, T., Bachmann, P., Köhl, M., & Päivinen, R. (1998). Assessment of Coarse Woody Debris: A comparison of probability sampling methods. Assessment of Biodiversity for Improved Forest Planning : Proceedings of the Conference on Assessment of Biodiversity for Improved Planning, 7–11 October 1996, held in Monte Verità, Switzerland, 51, 241. https://doi.org/10.1007/978-94-015-9006-8_22
Παραπομπή σε μορφή Chicago (17η εκδ.)Ståhl, Göran, Tomas Lämås, Peter Bachmann, Michael Köhl, και Risto Päivinen. "Assessment of Coarse Woody Debris: A Comparison of Probability Sampling Methods." Assessment of Biodiversity for Improved Forest Planning : Proceedings of the Conference on Assessment of Biodiversity for Improved Planning, 7–11 October 1996, Held in Monte Verità, Switzerland 51 (1998): 241. https://doi.org/10.1007/978-94-015-9006-8_22.
Παραπομπή σε μορφή MLA (9th εκδ.)Ståhl, Göran, et al. "Assessment of Coarse Woody Debris: A Comparison of Probability Sampling Methods." Assessment of Biodiversity for Improved Forest Planning : Proceedings of the Conference on Assessment of Biodiversity for Improved Planning, 7–11 October 1996, Held in Monte Verità, Switzerland, vol. 51, 1998, p. 241, https://doi.org/10.1007/978-94-015-9006-8_22.