APA (7th ed.) Citation

Smith, J. M., & Stutely, R. (1988). SGML: The user's guide to ISO 8879 (1. publ.). Horwood.

Chicago Style (17th ed.) Citation

Smith, Joan M., and Robert Stutely. SGML: The User's Guide to ISO 8879. 1. publ. Chichester: Horwood, 1988.

MLA (9th ed.) Citation

Smith, Joan M., and Robert Stutely. SGML: The User's Guide to ISO 8879. 1. publ. Horwood, 1988.