Baum, William M. (Nombre personal)

Understanding behaviorism, c1994: portada (Willam M. Baum; U. of New Hampshire)

Understanding behaviorism, 2017: portada (William M. Baum) data view screen (b. 12/08/1939)

VIAF, sitio web, 06 agosto 2021: (puntos de acceso: Baum, William M.) https://viaf.org/viaf/43514048/#Baum,_William_M.