Little, R. J., & Jones, C. E. (1980). A dictionary of botany. Van nostrand.
Dyfyniad Arddull ChicagoLittle, R. John, and C. Eugene Jones. A Dictionary of Botany. New york: Van nostrand, 1980.
Dyfyniad MLALittle, R. John, and C. Eugene Jones. A Dictionary of Botany. Van nostrand, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.