Seven Theories of Human Nature (Paperback) → Hardcover ISBN-13: 9780195052145 ISBN-10: 0195052145 Genre: Nonfiction 5 Ten Theories of Human Nature (Hardcover) → Paperback, Hardcover ISBN-13: 9780195120400 ISBN-10: 019512040X Genre: Nonfiction ? Ten Theories of Human Nature (Paperback) → Paperback, Hardcover ISBN-13: 9780195120417 ISBN-10: 0195120418 Genre: Nonfiction 1 |