APA (7 ম সংস্করণ) উদ্ধৃতি

National Research Council (U.S.). Highway Research Board. (1951). Volcanic ash and laterite soils in highway construction: Presented at the Thirtieth Annual Meeting, 1951. Highway Research Board.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Research Council (U.S.). Highway Research Board. Volcanic Ash and Laterite Soils in Highway Construction: Presented at the Thirtieth Annual Meeting, 1951. Washington, D.C: Highway Research Board, 1951.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

National Research Council (U.S.). Highway Research Board. Volcanic Ash and Laterite Soils in Highway Construction: Presented at the Thirtieth Annual Meeting, 1951. Highway Research Board, 1951.