APA Handbook of Behavior Analysis (2 Volumes)
29cm x 22cm. xxix, 567, vii, 607 pages, 2 volumes. Red leather, gilt lettering.
Volume 1: Methods and Principles. Volume 2: Translating Principles Into Practice.
Front hinge of Volume 1 shaken, binding still firm. Heavy notation and underlining, with some highlighting and coffee stains to Volume 1, minor to Volume 2. Good Condition.