APA (7th ed.) Citation

Tons, E., & Goetz, W. H. (1967). Packing volume concept for aggregates. Purdue University.

Chicago Style (17th ed.) Citation

Tons, Egons, and W. H. Goetz. Packing Volume Concept for Aggregates. Lafayette: Purdue University, 1967.

MLA (9th ed.) Citation

Tons, Egons, and W. H. Goetz. Packing Volume Concept for Aggregates. Purdue University, 1967.