APA (7th ed.) Citation

Ross, H. E., & Post, E. R. (1972). Criteria for guardrail need and location on embankments. Texas Transportation Institute.

Chicago Style (17th ed.) Citation

Ross, Hayes E., and Edward R. Post. Criteria for Guardrail Need and Location on Embankments. College Station,: Texas Transportation Institute, 1972.

MLA (8th ed.) Citation

Ross, Hayes E., and Edward R. Post. Criteria for Guardrail Need and Location on Embankments. Texas Transportation Institute, 1972.