Heron, A. (1997). The British Quakers, 1647-1997: Highlights of their history. Curlew Productions.
Style de citation Chicago (17e éd.)Heron, Alastair. The British Quakers, 1647-1997: Highlights of Their History. Kelso: Curlew Productions, 1997.
Style de citation MLA (8e éd.)Heron, Alastair. The British Quakers, 1647-1997: Highlights of Their History. Curlew Productions, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.