1. Akella, V. & P. Lurquin, 1993. Expression of cowpea seedlings of chimeric transgenes after electroporation into seed-derived embryos. PCR 12: 110–117.
2. Allavena, A., 1986. Beans (Phaseolus). p. 137–168. In: D.A. Evans, W.R. Sharp, P.V. Ammirato (Eds). Handbook of Plant Cell Culture, Vol. 4. Macmillan Publishing Co New York.
3. Allen, O.N. & E.K. Allen, 1981. The Leguminosae. A source book of characteristics, uses and nodulation. The University of Wisconsin Press, Madison, Wisconsin.
4. Anonymous, 1986. Encyclopedia Britanica. 15th Edition, Chicago Univ. 9: 225.
5. Aragao, F., M. Grossi de Sa, E. Almeida, E. Gander & E. Rech, 1992. Particle bombardment-mediated transient expression of a Brazil nut methionine-rich albumin in bean (Phaseolus vulgaris). Plant Mol. Biol. 20: 357–359.