Metcalfe, C. R. (1972). Anatomy of the monocotyledons V.6: Diosoreales. Oxford at the Clarendon Press.
Chicago Edition CitationMetcalfe, C R. Anatomy of the Monocotyledons V.6: Diosoreales. London: Oxford at the Clarendon Press, 1972.
MLA Edition CitationMetcalfe, C R. Anatomy of the Monocotyledons V.6: Diosoreales. Oxford at the Clarendon Press, 1972.
Warning: These citations may not always be 100% accurate.