APA (7th ed.) Citation

Langmuir, E. (2006). The National Gallery companion guide: Erika Langmuir. National Gallery.

Chicago Style (17th ed.) Citation

Langmuir, Erika. The National Gallery Companion Guide: Erika Langmuir. London, England: National Gallery, 2006.

MLA (8th ed.) Citation

Langmuir, Erika. The National Gallery Companion Guide: Erika Langmuir. National Gallery, 2006.

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