Allaby, A., & Allaby, M. (1990). The concise Oxford dictionary of earth sciences. Oxford University Press.
Chicago-čujuhus (17. p.)Allaby, Ailsa, juo Michael Allaby. The Concise Oxford Dictionary of Earth Sciences. Oxford: Oxford University Press, 1990.
MLA-čujuhus (9. p.)Allaby, Ailsa, juo Michael Allaby. The Concise Oxford Dictionary of Earth Sciences. Oxford University Press, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.