@book{Waelder, author = {Waelder, Robert}, title = {Psychoanalytic avenues to art, New York (International Universities Press) 1963.}, language = {en} } @book{Waelder, author = {Waelder, Robert}, title = {Basic theory of psychoanalysis, New York (International Universities Press) 1964 (1960 I at Universities Press).}, language = {en} }