Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Skinner akanga ari munyori ane zvibereko uyo akabudisa mabhuku 21 uye nyaya 180. Nyanzvi dzedzidzo dzemazuva ano dzinofunga kuti Skinner ndiye akatanga tsika dzemazuva ano, pamwe chete naJohn B. Watson naIvan Pavlov. Ongororo yakaitwa muna June 2002 yakaratidza Skinner seimwe yenyanzvi dzepfungwa dzaiva nesimba zvikuru muzana remakore rechi20.  Mubvunzo: Ongororo yacho yakaitwa rini?
Chikumi 2002