Le Beau, W. (1949). What every family should know. [publisher not identified].
Chicago-referens (17:e uppl.)Le Beau, Walter. What Every Family Should Know. [Place of publication not identified]: [publisher not identified], 1949.
MLA-referens (8:e uppl.)Le Beau, Walter. What Every Family Should Know. [publisher not identified], 1949.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.