Dyfyniad APA
Belousova, L., & Denisova, L. (1992). Rare plants of the world. Oxford & IBH Publishing co..
Dyfyniad Arddull Chicago
Belousova, L.S, and L.V Denisova. Rare Plants of the World. New Delhi: Oxford & IBH Publishing co., 1992.
Dyfyniad MLA
Belousova, L.S, and L.V Denisova. Rare Plants of the World. Oxford & IBH Publishing co., 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.