Παραπομπή APA

Hansen, . D. K. (1985). Roller Compacted Concrete: Proceedigs of the Symposium. ASCE.

Παραπομπή Chicago Style

Hansen, D Kenneth. Roller Compacted Concrete: Proceedigs of the Symposium. New Delhi: ASCE, 1985.

Παραπομπή MLA

Hansen, D Kenneth. Roller Compacted Concrete: Proceedigs of the Symposium. ASCE, 1985.