Zimmermam ,Richard H. (1986). Tissue culture as a plant production system for horticultural crops: Conference on tissue culture as a plant production system for horticultural crops. Martinus Nijhoft publishers.
Dyfyniad Arddull ChicagoZimmermam ,Richard H. Tissue Culture as a Plant Production System for Horticultural Crops: Conference on Tissue Culture as a Plant Production System for Horticultural Crops. Dordrech: Martinus Nijhoft publishers, 1986.
Dyfyniad MLAZimmermam ,Richard H. Tissue Culture as a Plant Production System for Horticultural Crops: Conference on Tissue Culture as a Plant Production System for Horticultural Crops. Martinus Nijhoft publishers, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.