Self, S., & Sparks, R. S. J. (1981). Tephra Studies: Proceedings of the NATO Advanced Study Institute "Tephra Studies as a Tool in Quaternary Research", held in Laugarvatn and Reykjavík, Iceland, June 18–29, 1980. Springer Netherlands. https://doi.org/10.1007/978-94-009-8537-7
Chicago-Zitierstil (17. Ausg.)Self, S., und R. S. J. Sparks. Tephra Studies: Proceedings of the NATO Advanced Study Institute "Tephra Studies as a Tool in Quaternary Research", Held in Laugarvatn and Reykjavík, Iceland, June 18–29, 1980. Dordrecht: Springer Netherlands, 1981. https://doi.org/10.1007/978-94-009-8537-7.
MLA-Zitierstil (9. Ausg.)Self, S., und R. S. J. Sparks. Tephra Studies: Proceedings of the NATO Advanced Study Institute "Tephra Studies as a Tool in Quaternary Research", Held in Laugarvatn and Reykjavík, Iceland, June 18–29, 1980. Springer Netherlands, 1981. https://doi.org/10.1007/978-94-009-8537-7.