This textbook titled “Descriptive and Normative Approaches to Human Behavior” is a hardcover publication written by Ehtibar N. Dzhafarov and Lacey Perry. It is an advanced level book that explores mathematical approaches to human behavior. The book has 332 pages and was published by World Industries Scientific Publishing Co Pte LTD in 2011. The book is classified under the categories of Books & Magazines, Textbooks, Education & Reference, and Textbooks. It is an excellent resource for students who are interested in mathematics and its application to human behavior. The book is in the English language and has no mention of the item’s condition.