Annual assembly of delegates, held at [...] London, May 28th to June 2nd, 1923, May 26th to June 5th, 1924, May 18th to May 22nd, 1925, [and] June 28th to July 3rd, 1926. Twentieth Century Press.
Chicago Style (17th ed.) CitationAnnual Assembly of Delegates, Held at [...] London, May 28th to June 2nd, 1923, May 26th to June 5th, 1924, May 18th to May 22nd, 1925, [and] June 28th to July 3rd, 1926. Twentieth Century Press.
MLA (8th ed.) CitationAnnual Assembly of Delegates, Held at [...] London, May 28th to June 2nd, 1923, May 26th to June 5th, 1924, May 18th to May 22nd, 1925, [and] June 28th to July 3rd, 1926. Twentieth Century Press.
Warning: These citations may not always be 100% accurate.