1. Bowman, F. T. (1956). The selection of variety and rootstock. In:Citrus growing in Australia.Halstead Press, Sydney, 24–48.
2. Cameron, J. W. and Frost, H. B. (1968). Genetics, breeding and nucellar embryony in citrus. In:The citrus industry.Vol. II. (Reuther, W., Batchelor, L. D. and Webber, H. J., Eds). University of California Press, California, 325–66.
3. Frost, H. B. and Soost, R. K. (1968). Seed reprodcution: Development of gametes and embryos. In:The citrus industry.Vol. II. (Reuther, W., Batchelor, L. D. and Webber, H. J., Eds). University of California Press, California, 290–320.
4. Harris, H. and Hopkinson, D. A. (1976). The enzyme. In:Handbook of enzyme electrophoresis in human geneticsChapter IV. North-Holland Publishing Company.
5. Tanksley, S. D. (1983). Gene mapping. In:Isozymes in plant genetics and breeding.Part A. (Tanksley, S. D. and Orton, T. J., Eds). Elsevier Science PublisherB. V., Amsterdam, 109–38.