Παραπομπή σε μορφή APA (7η εκδ.)

Central Road Research Institute & Seminar on Role of Research in Road Development. (1978). 25 years of road research: Seminar on Role of Research in Road Development, 10 March 1978. Central Road Research Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Central Road Research Institute και Seminar on Role of Research in Road Development. 25 Years of Road Research: Seminar on Role of Research in Road Development, 10 March 1978. New Delhi: Central Road Research Institute, 1978.

Παραπομπή σε μορφή MLA (8th εκδ.)

Central Road Research Institute και Seminar on Role of Research in Road Development. 25 Years of Road Research: Seminar on Role of Research in Road Development, 10 March 1978. Central Road Research Institute, 1978.