International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science, & Lespinasse, Y. (1983). Fruit breeding: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science.
Chicago-referens (17:e uppl.)International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science, och Y. Lespinasse. Fruit Breeding: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. [Wageningen, Netherlands: International Society for Horticultural Science, 1983.
MLA-referens (8:e uppl.)International Horticultural Congress Hamburg, Germany, et al. Fruit Breeding: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science, 1983.