Working-Party on Greenhouse Chrysanthemum Naaldwijk, Netherlands, International Society for Horticultural Science. Section for Ornamental Plants, International Society for Horticultural Science. Commission Protected Cultivation, & Heij, G. (1987). Working-Party on Greenhouse Chrysanthemum: Naaldwijk, Netherlands, 21-24 April 1986. International Society for Horticultural Science.
Παραπομπή σε μορφή Chicago (17η εκδ.)Working-Party on Greenhouse Chrysanthemum Naaldwijk, Netherlands, International Society for Horticultural Science. Section for Ornamental Plants, International Society for Horticultural Science. Commission Protected Cultivation, και G. Heij. Working-Party on Greenhouse Chrysanthemum: Naaldwijk, Netherlands, 21-24 April 1986. Wageningen, The Netherlands: International Society for Horticultural Science, 1987.
Παραπομπή σε μορφή MLA (8th εκδ.)Working-Party on Greenhouse Chrysanthemum Naaldwijk, Netherlands, et al. Working-Party on Greenhouse Chrysanthemum: Naaldwijk, Netherlands, 21-24 April 1986. International Society for Horticultural Science, 1987.