Dyfyniad APA

Van Doorn, W. (1993). Vascular occlusion in stems of cut rose flowers. Agricultural University.

Dyfyniad Arddull Chicago

Van Doorn, W.G. Vascular Occlusion in Stems of Cut Rose Flowers. Wageningen: Agricultural University, 1993.

Dyfyniad MLA

Van Doorn, W.G. Vascular Occlusion in Stems of Cut Rose Flowers. Agricultural University, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.