Hjort, C. (1971). THE YELLOW-BROWED WARBLER PHYLLOSCOPUS-INORNATUS WINTERING IN IRAN. Zenodo.
Cita Chicago Style (17a ed.)Hjort, C. THE YELLOW-BROWED WARBLER PHYLLOSCOPUS-INORNATUS WINTERING IN IRAN. Zenodo, 1971.
Cita MLA (9a ed.)Hjort, C. THE YELLOW-BROWED WARBLER PHYLLOSCOPUS-INORNATUS WINTERING IN IRAN. Zenodo, 1971.
Precaución: Estas citas no son 100% exactas.