APA (7th ed.) Citation

Gregory, E., & Simons, E. N. (1944). Steel manufacture simply explained (3rd ed.). Pitman.

Chicago Style (17th ed.) Citation

Gregory, Edwin, and Eric N. Simons. Steel Manufacture Simply Explained. 3rd ed. London: Pitman, 1944.

MLA (8th ed.) Citation

Gregory, Edwin, and Eric N. Simons. Steel Manufacture Simply Explained. 3rd ed. Pitman, 1944.

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