The product is a set of textbooks on Western Civilization and Microeconomics, authored by Marvin Perry and Jeffrey M. Perloff respectively. The Western Civilization textbook, published by Cengage Learning, provides a brief history of the subject area. The Microeconomics textbook, published by Pearson/Addison-Wesley, covers the theory and practice of the field. Both textbooks are in hardcover format, second and eleventh editions, and are designed for adult and further education levels. The books are in English and were published in 2013 in the United States.