APA (7th ed.) Citation
Carr, D. D., French, R. R., & Ault, C. H. (1971). Crushed stone aggregate resources of Indiana. [Geological Survey].
Chicago Style (17th ed.) Citation
Carr, Donald D., Robert R. French, and Curtis H. Ault. Crushed Stone Aggregate Resources of Indiana. Bloomington, Ind.: [Geological Survey], 1971.
MLA (9th ed.) Citation
Carr, Donald D., et al. Crushed Stone Aggregate Resources of Indiana. [Geological Survey], 1971.
Warning: These citations may not always be 100% accurate.