International Society for Horticultural Science. Commission for Horticultural Economics, International Society for Horticultural Science. Commission Horticultural Engineering, International Society for Horticultural Science. Commission Protected Cultivation, Bailey, B. J., & Ferrero, G. L. (1989). Engineering and economic aspects of energy saving in protected cultivation: Cambridge, 4-8 September 1988. International Society for Horticultural Science.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Society for Horticultural Science. Commission for Horticultural Economics, International Society for Horticultural Science. Commission Horticultural Engineering, International Society for Horticultural Science. Commission Protected Cultivation, B. J. Bailey, و G. L. Ferrero. Engineering and Economic Aspects of Energy Saving in Protected Cultivation: Cambridge, 4-8 September 1988. Wageningen, Netherlands: International Society for Horticultural Science, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Society for Horticultural Science. Commission for Horticultural Economics, et al. Engineering and Economic Aspects of Energy Saving in Protected Cultivation: Cambridge, 4-8 September 1988. International Society for Horticultural Science, 1989.