Doctor Who - The First Doctor
The Doctor Who books were not published in the order in which the ongoing evolution of The Doctor unfolded. This list is in the order you would have to read the books if you were to maintain the series continuity.
Dr Who and an Unearthly Child (1981)
Dr Who and the Daleks (1973)
Dr Who: The Edge of Destruction (1988)
Dr Who: Marco Polo (1994)
Dr Who and the Keys of Marinus (1980)
Dr Who: The Aztecs (1984)
Dr Who: The Sensorites (1987)
Dr Who: The Reign of Terror (1987)
Dr Who: Planet of Giants (1990)
Dr Who and the Dalek Invasion of Earth (1977)
Dr Who: The Rescue (1988)
Dr Who: The Romans (1987)
Dr Who and the Zarbi (1973)
Dr Who and the Crusaders (1977)
Doctor Who: The Space Museum (1987)
Dr Who: The Chase (1989)
Dr Who: The Time Meddler (1988)
Dr Who: Galaxy Four (1986)
Dr Who: The Myth Makers (1985)
Dr Who: Mission to the Unknown - The Dalek's Masterplan, Part I (1989)
Dr Who: The Mutation of Time - The Dalek's Masterplan, Part II (1989)
Dr Who: The Massacre (1987)
Dr Who: The Ark (1987)
Dr Who: The Celestial Toymaker (1986)
Dr Who: The Gunfighters (1986)
Dr Who: The Savages (1986)
Dr Who: The War Machines (1989)
Dr Who: The Smugglers (1988)
Dr Who and the Tenth Planet (1976)