Status Updates From Doctor Who: The Fourth Doct...

Stone cold in which the TARDIS with the 4th Doctor, Leila and Margaret come to a planet later than planned, the planned for a green world but arrived after natural disaster. They find survivors of a pleasure liner caught in a solar blast. And the survived a crash but are now under attack from an unseen enemy.
The Doctor recognizes an ancient foe.

The friendly invasion a DW tale on the eve before the invasion of Normandy in 1944, timetravellers involved. And the Doctor wants to be a landlord of a pub.

The Wizard of Time a view of the Doctor and friends from the outside, a writers' view who made a succesfull series of books aimed at children. Different but a very good tale.

A wizard of time a brilliant title