APA (7th ed.) Citation

British Museum. (1921). Summary guide to exhibition galleries of the British Museum (6th ed.). Printed by order of the Trustees.

Chicago Style (17th ed.) Citation

British Museum. Summary Guide to Exhibition Galleries of the British Museum. 6th ed. London: Printed by order of the Trustees, 1921.

MLA (9th ed.) Citation

British Museum. Summary Guide to Exhibition Galleries of the British Museum. 6th ed. Printed by order of the Trustees, 1921.

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