APA (7th ed.) Citation

Gray, T. G., Spence, J., & North, T. H. (1982). Rational welding design (2. ed.). Butterworths.

Chicago Style (17th ed.) Citation

Gray, T. G., J. Spence, and T. H. North. Rational Welding Design. 2. ed. London u.a: Butterworths, 1982.

MLA (9th ed.) Citation

Gray, T. G., et al. Rational Welding Design. 2. ed. Butterworths, 1982.