| 1 | Schey, John A., "Introduction to Manufacturing Processes", McGraw Hill, Second Edition, 1987 |
| 2 | Tlusty, G., "Manufacturing Process and Equipment", Prentice Hall Inc., 2000. |
| 3 | Groover, M. P., "Fundamentals of Modern Manufacturing", Prentice Hall, 1996. |
| 4 | Mielnik, E. M., "Metal Working Science Engineering", McGraw Hill, 1991 |
| 5 | Hosford, W. F. and Caddel, R. M., "Metal Forming", Prentice Hall International Editions, 1983 |
| 6 | Sheet Metal Formability by Richard Gedney |