Παραπομπή σε μορφή APA (7η εκδ.)

ARMAKOLAS, S., ROBOLAS, P., KARACHALIOS, I., KARACHASANI, A., ANASTOPOULOU, P., & GOMATOS, L. (2019). Constructing and implementing an OER regarding sustainability issues in vocational education. Urray.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ARMAKOLAS, STEFANOS, PERIKLIS ROBOLAS, ILIAS KARACHALIOS, ARCHONTIA KARACHASANI, POLYKSENI ANASTOPOULOU, και LEONIDAS GOMATOS. Constructing and Implementing an OER Regarding Sustainability Issues in Vocational Education. Urray, 2019.

Παραπομπή σε μορφή MLA (8th εκδ.)

ARMAKOLAS, STEFANOS, et al. Constructing and Implementing an OER Regarding Sustainability Issues in Vocational Education. Urray, 2019.