1. The Solvent Extraction of Metal Chelates, Pergamon Press, Oxford, 1964.
2. , Ion Exchange and Solvent Extraction of Metal Complexes, Wiley, London, 1969.
3. , Solvent Extraction in Chemistry, Marcel Dekker, New York, 1977.
4. Developments in Solvent Extraction, Wiley, New York, 1988.
5. , , Principles and Practices of Solvent Extraction, Marcel Dekker, New York, 1992.