APA
belson d., . (1955). what to say and how to say it. [un defintion]: castle.
Chicago
belson david, . 1955. what to say and how to say it. [un defintion]: castle.
Harvard
belson d., . (1955). what to say and how to say it. [un defintion]: castle.
MLA
belson david, . what to say and how to say it. [un defintion]: castle. 1955.