Παραπομπή σε μορφή APA (7η εκδ.)

Illescas, E., & Guevara, C. (2021). Demographic and economic factors that affect the fatality rate produced by the SARS-COV-2 virus worldwide.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Illescas, Eymy, και Carolina Guevara. Demographic and Economic Factors That Affect the Fatality Rate Produced by the SARS-COV-2 Virus Worldwide. 2021.

Παραπομπή σε μορφή MLA (9th εκδ.)

Illescas, Eymy, και Carolina Guevara. Demographic and Economic Factors That Affect the Fatality Rate Produced by the SARS-COV-2 Virus Worldwide. 2021.