Conference on European and Regional Gene Banks İzmir, Turkey, Eucarpia, Hawkes, J. G., & Lange, W. (1973). European and regional gene banks.: Proceedings of a Conference on European and Regional Gene Banks, Izmir, Turkey, 10-15 April, 1972. Eucarpia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Conference on European and Regional Gene Banks İzmir, Turkey, Eucarpia, J. G. Hawkes, و W. Lange. European and Regional Gene Banks.: Proceedings of a Conference on European and Regional Gene Banks, Izmir, Turkey, 10-15 April, 1972. Wageningen,: Eucarpia, 1973.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Conference on European and Regional Gene Banks İzmir, Turkey, et al. European and Regional Gene Banks.: Proceedings of a Conference on European and Regional Gene Banks, Izmir, Turkey, 10-15 April, 1972. Eucarpia, 1973.