India. Roads Wing. (1961). Report on the survey of economic benefits of road construction in underdeveloped regions, Ramnad-Mandapam Road 1959-60.
Παραπομπή σε μορφή Chicago (17η εκδ.)India. Roads Wing. Report on the Survey of Economic Benefits of Road Construction in Underdeveloped Regions, Ramnad-Mandapam Road 1959-60. [New Delhi], 1961.
Παραπομπή σε μορφή MLA (8th εκδ.)India. Roads Wing. Report on the Survey of Economic Benefits of Road Construction in Underdeveloped Regions, Ramnad-Mandapam Road 1959-60. 1961.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.