Introducing Planets and their Moons. Dunedin Press, 2014, Edinburgh and London.
The Universe. (with Stuart Clark). Angus Publishing, 2006,USA.
Auvergne, Classic Geology in Europe -2. Terra Publishing, 2001, Harpenden.
Mars – the mystery unfolds. Terra Publishing, 2001, Harpenden.
The Atlas of the Solar System. (with Patrick Moore, Garry Hunt and Iain Nicolson), 4th edition. Mitchell Beazley, 2001, London.
Building Planet Earth. Cambridge University Press, 2000, Cambridge.
Atlas of Venus (with Patrick Moore). Cambridge University Press, 1997, Cambridge.
Planetary Volcanism. 2nd edition. Wiley/Praxis, 1996, Chichester and New York.
Venus - the new geology. Routledge, 1994, USA.
Venus – the geological story. UCL Press, 1994, London.
Encyclopaedia of Earth and Other Planets. Andromeda Press, 1994, Oxford.
Mars - the story of the Red Planet. Chapman & Hall, 1992, London and New York.
Planetary Volcanism. 1st edition. Praxis, 1989, Chichester.
The Story of the Earth. (with Patrick Moore). Laterza, 1985, Italy.
The Story of the Earth. (with Patrick Moore), Euroclub, 1986, Italy.
The Story of the Earth. (with Patrick Moore), Cambridge University Press, 1985, Cambridge.
The Story of the Earth (with Patrick Moore), Cambridge University Press, 1984, Cambridge.
Lleyn Peninsula - Geologist's Association Guide #39, (with M. Romano), 1981, London.
Astronomy. Countryside Leisure, 1978, London.
All About Space Exploration. W. H. Allen, 1974, London.
The World of Geology. Frederick Muller, 1969, London.
The Amateur Geologist. Lutterworth, 1968, London.
Craters of the Moon (with Patrick Moore). Lutterworth Press, 1967, London.
Exploring Rocks (with Patrick Moore). Odhams Books, 1967, London.
“Outside of a dog, a book is man's best friend. Inside of a dog it's too dark to read.” Groucho Marx.