Παραπομπή σε μορφή APA (7η εκδ.)

Janic, M. (2007). The sustainability of air transportation: A quantitative analysis and assessment. Ashgate.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Janic, Milan. The Sustainability of Air Transportation: A Quantitative Analysis and Assessment. Aldershot: Ashgate, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Janic, Milan. The Sustainability of Air Transportation: A Quantitative Analysis and Assessment. Ashgate, 2007.