: More affordable older editions or used 13th editions are available from sellers like World of Books (starting around $30.93) or Bookstores.com (starting as low as $8.04 for the 10th edition).
You can find the at Bookshop.org for approximately $101.94. Roitt’s Essential Immunology
The 13th edition is available in various formats and price points depending on the retailer: : : More affordable older editions or used 13th