Παραπομπή σε μορφή APA (7η εκδ.)

Wiederkehr, P. (1995). Motor vehicle pollution: Reduction strategies beyond 2010. Organisation for Economic Co-operation and Development.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wiederkehr, Peter. Motor Vehicle Pollution: Reduction Strategies Beyond 2010. Paris: Organisation for Economic Co-operation and Development, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Wiederkehr, Peter. Motor Vehicle Pollution: Reduction Strategies Beyond 2010. Organisation for Economic Co-operation and Development, 1995.