Clivias, by Harold Koopowitz, Timber Press, Portland, 384 pp. (2002).
Bulbous Plants of Southern Africa, by Neil du Plessis and Graham Duncan, Tafelberg Pub. Ltd., Cape Town (1989).
Hints on Growing Clivia, The Clivia Society, Kenilworth, South Africa, 22 pp. (2000).
The Physiology of Flower Bulbs, by A.A. de Hertogh and M. Le Nard, Elsevier, Amsterdam, 811 pp. (1993).
RHS Manual of Bulbs, John Bryan and Mark Griffiths, Eds., Timber Press (1995).
Bulbs for Warm Climates, by Thad M. Howard, University of Texas Press, Austin (2001).
Bulbs, Revised Edition, by John E. Bryan, Timber Press, Portland (2002).
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