Donner, N., & Geurds, A. (2018). The valley of Juigalpa, Mayales River Subbasin microregion (Chontales, Nicaragua) date list I. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)Donner, NR, i A. Geurds. The Valley of Juigalpa, Mayales River Subbasin Microregion (Chontales, Nicaragua) Date List I. Cambridge University Press, 2018.
MLA način citiranja (9. izdanje)Donner, NR, i A. Geurds. The Valley of Juigalpa, Mayales River Subbasin Microregion (Chontales, Nicaragua) Date List I. Cambridge University Press, 2018.
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