Παραπομπή σε μορφή APA (7η εκδ.)

(2023). CLASSIFICATION OF EU COUNTRIES IN TERMS OF CRUDE OIL AND NATURAL GAS IMPORTS. Экономика и предпринимательство, 169. https://doi.org/10.34925/eip.2023.158.09.029

Παραπομπή σε μορφή Chicago (17η εκδ.)

"CLASSIFICATION OF EU COUNTRIES IN TERMS OF CRUDE OIL AND NATURAL GAS IMPORTS." Экономика и предпринимательство 2023: 169. https://doi.org/10.34925/eip.2023.158.09.029.

Παραπομπή σε μορφή MLA (9th εκδ.)

"CLASSIFICATION OF EU COUNTRIES IN TERMS OF CRUDE OIL AND NATURAL GAS IMPORTS." Экономика и предпринимательство, 2023, p. 169, https://doi.org/10.34925/eip.2023.158.09.029.