Dunn, P. B. (1987). A guide to ancestral research in London. Salt Lake City, UT, U.S.A. (Box 2640, Salt Lake City 84110-2640): Obtainable by writing to 'London Guide'.

Dunn, Phillip B. A Guide to Ancestral Research in London. Salt Lake City, UT, U.S.A. (Box 2640, Salt Lake City 84110-2640): Obtainable by writing to 'London Guide', 1987.

Dunn, Phillip B. A Guide to Ancestral Research in London. Salt Lake City, UT, U.S.A. (Box 2640, Salt Lake City 84110-2640): Obtainable by writing to 'London Guide', 1987.