Mauldin, Charles R., John C. Sutherland, and John F. Hofmeister. “Operant Attitude Segmentation and Marketing Decisions”. Operant Subjectivity 1, no. 2 (January 2, 1978). Accessed July 22, 2024. https://ojs.library.okstate.edu/osu/index.php/osub/article/view/9347.