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.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science, και 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.
Παραπομπή σε μορφή MLA (8th εκδ.)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.