There are many texts available, but no single epidemiology text which covers all the necessary material. You will wish to purchase the essential reading and these will be available at the beginning of term from Waterstones Bookshop in town. The others you may wish to consult.
Many texts are held by lecturers, do ask.
The Department has asked Waterstones in town to stock sufficient numbers of these for you to purchase. Recommended Reading A Dictionary of epidemiology. Oxford textbook of public health. Clinical epidemiology - the essentials. Rothman K.J., Greenland S. Lippincott-Raven Publishers, Philadelphia, 1998.