1. ALTRAN, S. (1993). Cognitive foundations of natural history: Towards an anthropology of science. Cambridge: Cambridge University Press.
2. BARNES, D. (1994). Stimulus equivalence and relational frame theory. The Psychological Record, 44, 91–124.
3. BARNES, D., & HOLMES, Y. (1991). Radical behaviorism, stimulus equivalence, and human cognition. The Psychological Record, 41, 19–31.
4. BARRETT, J. E., GLOWA, J. R., & NADER, M. A. (1989). Behavioral and pharmacological history as determinants of tolerance and sensitization-like phenomena in drug action. In A. J. Goudie & M. W. Emmett-Oglesby (Eds.), Psychoactive drugs: Tolerance and sensitization (pp. 181–219). Clifton, NJ: Humana Press.
5. BENTLEY, A. F. (1941). The behavioral superfice. Psychological Review, 48, 39–59.