APA (7th ed.) Citation

Abbs, B., & Freebairn, I. (1997). Blueprint one (20a. ed.). Longman.

Chicago Style (17th ed.) Citation

Abbs, Brian, and Ingrid Freebairn. Blueprint One. 20a. ed. Essex: Longman, 1997.

MLA (9th ed.) Citation

Abbs, Brian, and Ingrid Freebairn. Blueprint One. 20a. ed. Longman, 1997.