APA (7th ed.) Citation

Roush, G. A. (1939). Strategic mineral supplies. McGraw-Hill.

Chicago Style (17th ed.) Citation

Roush, Gar A. Strategic Mineral Supplies. London: McGraw-Hill, 1939.

MLA (9th ed.) Citation

Roush, Gar A. Strategic Mineral Supplies. McGraw-Hill, 1939.