Παραπομπή σε μορφή APA (7η εκδ.)

Panagiotopoulou, V. (2009). Communication problems inside a company. Tools and techniques for their reduction. ΤΕΙ Πειραιά.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Panagiotopoulou, Vasiliki. Communication Problems Inside a Company. Tools and Techniques for Their Reduction. ΤΕΙ Πειραιά, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

Panagiotopoulou, Vasiliki. Communication Problems Inside a Company. Tools and Techniques for Their Reduction. ΤΕΙ Πειραιά, 2009.