Asquith, Jenny (2007). "The Daffodil Growers". Parks and Gardens Data Services. Archived from the original on 22 March 2012. Retrieved 21 December 2011.
Asquith, Jenny (2007). "The Daffodil Growers". Parks and Gardens Data Services. Archived from the original on 22 March 2012. Retrieved 21 December 2011.