You can download Medical Microbiology and Infection at a Glance 4th edition by Stephen H. Gillespie & Kathleen B. Bamford free in pdf format.
About Book
This concise and popular introduction to medical microbiology and infection encapsulates the fundamental facts and principles of this rapidly growing and changing subject area. Written by experienced clinicians and teachers, it covers the basic concepts of medical microbiology, and the main human pathogens and infectious syndromes, in an accessible and lucid format.