Παραπομπή σε μορφή APA (7η εκδ.)

Κάρμας, Κ. Α., Κωστάκη, Α. Γ., & Δραγώνα, Θ. Γ. (1990). Occupational and educational demand of lyceum students: Development over time. Centre of Planning and Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Κάρμας, Κωνσταντίνος Α., Αναστασία Γ Κωστάκη, και Θάλεια Γ Δραγώνα. Occupational and Educational Demand of Lyceum Students: Development over Time. Athens: Centre of Planning and Economic Research, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Κάρμας, Κωνσταντίνος Α., et al. Occupational and Educational Demand of Lyceum Students: Development over Time. Centre of Planning and Economic Research, 1990.