APA (7th ed.) Citation

Roberts, G. A., Krauss, G., & Kennedy, R. (1998). Tool steels (5. ed.). ASM Internat.

Chicago Style (17th ed.) Citation

Roberts, George A., George Krauss, and Richard Kennedy. Tool Steels. 5. ed. Materials Park, OH: ASM Internat, 1998.

MLA (9th ed.) Citation

Roberts, George A., et al. Tool Steels. 5. ed. ASM Internat, 1998.