Everest - An Introduction to Number Theory - New paperback or softback - X555z

Arkowitz - Introduction to Homotopy Theory - New paperback or softback - X555z

Karoubi - K-Theory An Introduction - New paperback or softback - X555z

Adamson - An Introduction to Field Theory - New paperback or softback - X555z

Crowell - Introduction to Knot Theory - New paperback or softback - X555z

Stamatellos - Introduction to Presocratics - New paperback or softback - X555z

Morris - Introduction to Game Theory - New paperback or softback - X555z

Narlikar - An Introduction to Relativity - New paperback or softback - X555z