Παραπομπή σε μορφή APA (7η εκδ.)

Karro, Ε. (1999). Ηydrogeochemical studies of the bedrock and glaciofluvial aquifers in Finland: Εnn Karro ; Division of Geolory and mineralogy, Department of Geology, Faculty of science, University of Helsinki. [χ.ό.].

Παραπομπή σε μορφή Chicago (17η εκδ.)

Karro, Εnn. Ηydrogeochemical Studies of the Bedrock and Glaciofluvial Aquifers in Finland: Εnn Karro ; Division of Geolory and Mineralogy, Department of Geology, Faculty of Science, University of Helsinki. Helsinki: [χ.ό.], 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Karro, Εnn. Ηydrogeochemical Studies of the Bedrock and Glaciofluvial Aquifers in Finland: Εnn Karro ; Division of Geolory and Mineralogy, Department of Geology, Faculty of Science, University of Helsinki. [χ.ό.], 1999.