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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science, và 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.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)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.