APA-referens (7:e uppl.)
Research and Education Association. (1978). The statistics problem solver. Research and Education Association.
Chicago-referens (17:e uppl.)
Research and Education Association. The Statistics Problem Solver. New York: Research and Education Association, 1978.
MLA-referens (9:e uppl.)
Research and Education Association. The Statistics Problem Solver. Research and Education Association, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.