Spartan

The Sands of Ammon

SPQR: A History of Ancient Rome

The Last Legion (Film tie-in)

Empire of Dragons

Mythology

The Road to Rome: (The Forgotten Legion Chronicles No. 3)

On Benefits

The Meditations of Marcus Aurelius

Lost to the West: The Forgotten Byzantine Empire That Rescued Western Civilization

Classical Mythology A to Z: An Encyclopedia of Gods & Goddesses, Heroes & Heroines, Nymphs, Spirits, Monsters, and Places

British Empire: An Enthralling Guide to the Rise and fall of the World’s Largest Superpower in History (A Concise History of the Story of the British Empire an Empire on Which the Sun Never Set)

The Roman Republic: A Very Short Introduction

Pagans: The End of Traditional Religion and the Rise of Christianity

Pox Romana (Turning Points in Ancient History): The Plague That Shook the Roman World

British Empire: An Basis for Trans-atlantics Comparison (The History and Legacy of the Region Under Great Britain’s Control)

Augustus: The Life of Rome's First Emperor