Παραπομπή σε μορφή APA (7η εκδ.)

Vassilopoulos, A., Kavassakalis, A., & Stamelos, G. (2019). The Integration of LLL into Higher Education: Non-formal Learning Services Delivery into the Greek HEIs. HEPNET-UPatras.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Vassilopoulos, Andreas, Aggelos Kavassakalis, και Georgios Stamelos. The Integration of LLL into Higher Education: Non-formal Learning Services Delivery into the Greek HEIs. HEPNET-UPatras, 2019.

Παραπομπή σε μορφή MLA (8th εκδ.)

Vassilopoulos, Andreas, et al. The Integration of LLL into Higher Education: Non-formal Learning Services Delivery into the Greek HEIs. HEPNET-UPatras, 2019.