Bibliografia

Principal

  • Ornamental Bulbs, Corms and Tubers. CAB International,: Rees, A.R. 1992 null
  • Speciality Cut Flowers: The Production of Annuals, Perennials, Bulbs and Woody Plants for Fresh and Dried Cut Flowers. Portland, Timber Press,: Armitage, Allan M. 1995 null
  • Ornamental Bedding Plants. CAB International,: Armitage, Allan M. 1994 null
  • The Royal Horticultural Society Encyclopedia of Gardening. London, Dorling Kinsersley,: Brickel, C. (ed.) 2002 null

Secundária

  • The Royal Horticultural Society: Pruning and Training. London, Dorling Kindersley,: Brickell C. & D. Joyce. 2003 null
  • Dirr's Hardy Trees and Shrubs: An Illustrated Encyclopedia. Portland, USA,Timber Press,: Dirr M. A. 1997 null
  • The Pruning of Trees, Shrubs and Conifers. Portland, USA, Timber Press,: Brown G. E. 1995 null
  • Introduction to Floriculture, New York, Academic Press,: Larson, R.A. (ed.) 1992 null