APA
Institute of Estate and House Agents, . (1900). [Letter regarding Annual Dinner to take place on 21 November 1900]. London: The Institute.
Chicago
Institute of Estate and House Agents, . 1900. [Letter regarding Annual Dinner to take place on 21 November 1900]. London: The Institute.
Harvard
Institute of Estate and House Agents, . (1900). [Letter regarding Annual Dinner to take place on 21 November 1900]. London: The Institute.
MLA
Institute of Estate and House Agents, . [Letter regarding Annual Dinner to take place on 21 November 1900]. London: The Institute. 1900.