APA (7th ed.) Citation

North, S., & Hermans, P. (1999). Sams teach yourself XML in 21 days (1. printing.). Sams.

Chicago Style (17th ed.) Citation

North, Simon, and Paul Hermans. Sams Teach Yourself XML in 21 Days. 1. printing. Indianapolis, Ind: Sams, 1999.

MLA (9th ed.) Citation

North, Simon, and Paul Hermans. Sams Teach Yourself XML in 21 Days. 1. printing. Sams, 1999.