Παραπομπή σε μορφή APA (7η εκδ.)

Tyler, J. W. (1979). TRRL quiet vehicle programme: Quiet heavy vehicle (QHV) project. Transport and Road Research Laboratory.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Tyler, J. W. TRRL Quiet Vehicle Programme: Quiet Heavy Vehicle (QHV) Project. Crowthorne, Berk: Transport and Road Research Laboratory, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Tyler, J. W. TRRL Quiet Vehicle Programme: Quiet Heavy Vehicle (QHV) Project. Transport and Road Research Laboratory, 1979.