Holt McDougal World History: Patterns of Interaction © 2008 Teacher Edition World History: Patterns of Interaction World History: Patterns of Interaction is a highly integrated, high school world history textbook program that provides teachers with a practical and motivational approach to help students think critically and reflectively. Grades: 9-12 Material Type: Teacher Materials Format: Hardcover, 1568 Pages ISBN-13/EAN: 9780618913008 ISBN-10: 0618913009 Product Code: 1013960 National/State: New York Copyright Year: 2008