Klerk, L. F. W. d. (1968). Probabilistic concept learning: A study of choice behavior with multinormally distributed stimuli. VAM.
Lua i Stíl Chicago (17ú heag.)Klerk, Lein Friedrich Wolfgang de. Probabilistic Concept Learning: A Study of Choice Behavior with Multinormally Distributed Stimuli. [Voorschoten: VAM, 1968.
Lua MLA (8ú heag.)Klerk, Lein Friedrich Wolfgang de. Probabilistic Concept Learning: A Study of Choice Behavior with Multinormally Distributed Stimuli. VAM, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.