1. Bonga JM (1982) Vegetative propagation of mature trees by tissue culture. In: Rao AN (ed) Proc of COSTED Symposium on Tissue Culture of Economically Important Plants, Singapore, pp 191?196
2. Bonga JM (1982) Vegetative propagation in relation juvenility, maturity and rejuvenation. In: Bonga JM, Durzan DJ (eds) Tissue Culture in Forestry, Martinus Nijhoff/Dr W. Junk Publishers, The Hague, pp 387?412.
3. Dodds JH (ed) (1983) Tissue Culture of Trees. The Avi Publishing Company Inc Westport, Connecticut.
4. George EF, Sherrington PD (1984) Plant Propagation by Tissue Culture?Handbook and Director of Commercial Laboratories. Exegetics Ltd, Eversley Pasingstoke UK
5. Lee SK, Rao AN (1980) Tissue culture of certain tropical trees. In: Sala F, Parisi B, Cella R, Cifferi O (eds) Plant Cell Cultures: Results and Perspectives. Elsevier/ North Holland Biomedical Press, Amsterdam, pp 305?311