Παραπομπή σε μορφή APA (7η εκδ.)

Σακκάς, Δ. Α., & Σπυροπούλου, Έ. Σ. (1995). The European observatory for small and medium - sized enterprises: Research environment and innovation in Greek manufacturing. Centre of Planning and Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Σακκάς, Δημήτριος Α., και Έλενα Σ Σπυροπούλου. The European Observatory for Small and Medium - Sized Enterprises: Research Environment and Innovation in Greek Manufacturing. Athens: Centre of Planning and Economic Research, 1995.

Παραπομπή σε μορφή MLA (8th εκδ.)

Σακκάς, Δημήτριος Α., και Έλενα Σ Σπυροπούλου. The European Observatory for Small and Medium - Sized Enterprises: Research Environment and Innovation in Greek Manufacturing. Centre of Planning and Economic Research, 1995.