APA (7th ed.) Citation

Pfeifer, D. W. (1969). Structural lightweight aggregate concrete in North America. The Concrete Society.

Chicago Style (17th ed.) Citation

Pfeifer, D. W. Structural Lightweight Aggregate Concrete in North America. London: The Concrete Society, 1969.

MLA (9th ed.) Citation

Pfeifer, D. W. Structural Lightweight Aggregate Concrete in North America. The Concrete Society, 1969.

Warning: These citations may not always be 100% accurate.