توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Symposium on Horticultural Economics Hamburg, Germany, Schenk, E. W., & Ostendorf, H. D. (1983). Seventh Symposium on Horticultural Economics: 21st International Horticultural Congress, 29 August -4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science, Commission for Horticultural Economics.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Symposium on Horticultural Economics Hamburg, Germany, E. W. Schenk, و H. D. Ostendorf. Seventh Symposium on Horticultural Economics: 21st International Horticultural Congress, 29 August -4 September 1982, Hamburg, Fed. Rep. of Germany. Wageningen, Netherlands: International Society for Horticultural Science, Commission for Horticultural Economics, 1983.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Symposium on Horticultural Economics Hamburg, Germany, et al. Seventh Symposium on Horticultural Economics: 21st International Horticultural Congress, 29 August -4 September 1982, Hamburg, Fed. Rep. of Germany. International Society for Horticultural Science, Commission for Horticultural Economics, 1983.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.