APA (7th ed.) Citation

Holbrook, S. H. (1939). Iron brew: A century of American ore and steel. Macmillan.

Chicago Style (17th ed.) Citation

Holbrook, Stewart H. Iron Brew: A Century of American Ore and Steel. New York: Macmillan, 1939.

MLA (9th ed.) Citation

Holbrook, Stewart H. Iron Brew: A Century of American Ore and Steel. Macmillan, 1939.