APA (7th ed.) Citation

(1934). Authorised guide to the tower of London. [editor no identificat].

Chicago Style (17th ed.) Citation

Authorised Guide to the Tower of London. London: [editor no identificat], 1934.

MLA (9th ed.) Citation

Authorised Guide to the Tower of London. [editor no identificat], 1934.

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