APA (7th ed.) Citation

Ludwig, O. A., McCarthy, W. J., & Repp, V. E. (1975). Metalwork, technology and practice (6th ed.). McKnight Pub. Co..

Chicago Style (17th ed.) Citation

Ludwig, Oswald A., Willard J. McCarthy, and Victor E. Repp. Metalwork, Technology and Practice. 6th ed. Bloomington, Ill.: McKnight Pub. Co., 1975.

MLA (8th ed.) Citation

Ludwig, Oswald A., et al. Metalwork, Technology and Practice. 6th ed. McKnight Pub. Co., 1975.