APA (7th ed.) Citation

Le Beau, W. (1949). What every family should know. [publisher not identified].

Chicago Style (17th ed.) Citation

Le Beau, Walter. What Every Family Should Know. [Place of publication not identified]: [publisher not identified], 1949.

MLA (8th ed.) Citation

Le Beau, Walter. What Every Family Should Know. [publisher not identified], 1949.