APA (7th ed.) Citation

Pfister, J. F., & Hognestad, E. High strength bars as concrete reinforcement: Tentative. Portland Cement Assoc., Research and Development Div.

Chicago Style (17th ed.) Citation

Pfister, James F., and Eivind Hognestad. High Strength Bars as Concrete Reinforcement: Tentative. Skokie, Ill: Portland Cement Assoc., Research and Development Div.

MLA (9th ed.) Citation

Pfister, James F., and Eivind Hognestad. High Strength Bars as Concrete Reinforcement: Tentative. Portland Cement Assoc., Research and Development Div.