Hertfordshire Gardens Trust

year of pub­li­ca­ti­onISBNauthor(s)title
2000978-0-9538417-0-7Patience BagenalHertingfordbury Park and Its Links with the Bayfordbury Estate
  ''978-0-9538417-1-4Tom WilliamsonThe parks and gardens of West Hertfordshire
2005978-0-9538417-2-1Anne RoweA History of Knebworth's Parks