Hughes, N. F. (1994). Enigma of angiosperm origins. Cambridge University Press.
Chicago Edition CitationHughes, Norman F. Enigma of Angiosperm Origins. Cambridge: Cambridge University Press, 1994.
MLA Edition CitationHughes, Norman F. Enigma of Angiosperm Origins. Cambridge University Press, 1994.
Warning: These citations may not always be 100% accurate.