APA (7th ed.) Citation

Pratchett T. Terry. (1988). Strata. London, Corgi Books, 1988.

Chicago Style (17th ed.) Citation

Pratchett T. Terry. Strata. London, Corgi Books, 1988, 1988.

MLA (9th ed.) Citation

Pratchett T. Terry. Strata. London, Corgi Books, 1988, 1988.

Warning: These citations may not always be 100% accurate.