APA (7th ed.) Citation

O'Hara, L., & O'Hara, M. (2001). Teaching history 3 - 11: The essential guide (1. publ.). Continuum.

Chicago Style (17th ed.) Citation

O'Hara, Lucy, and Mark O'Hara. Teaching History 3 - 11: The Essential Guide. 1. publ. London [u.a.]: Continuum, 2001.

MLA (9th ed.) Citation

O'Hara, Lucy, and Mark O'Hara. Teaching History 3 - 11: The Essential Guide. 1. publ. Continuum, 2001.