1. Qualitative valence bond structures for electron-rich molecules: Pauling ‘3-electron bonds’ and increased-valence theory;Harcourt,1982
2. Valence Bond Theory and Chemical Structure;Harcourt,1990
3. Quantum Chemical Methods in Main Group Chemistry;Harcourt,1998
4. Pauling's Legacy: Modern Modelling of the Chemical Bond;Harcourt,1999
5. Valence Bond Theory;Harcourt,2002