International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science. Section for Fruit, & Reuther, G. (1983). Regulation of growth and endogenous hormones: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Horticultural Congress Hamburg, Germany, International Society for Horticultural Science. Section for Fruit, و G. Reuther. Regulation of Growth and Endogenous Hormones: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. [Wageningen, Netherlands]: International Society for Horticultural Science, 1983.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Horticultural Congress Hamburg, Germany, et al. Regulation of Growth and Endogenous Hormones: 21st International Horticultural Congress, 29 August - 4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science, 1983.