United States. Bureau of Labor Statistics & ProQuest (Firm). (1940). Salaries and hours of labor in municipal police departments July 1, 1938. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Labor Statistics and ProQuest (Firm). Salaries and Hours of Labor in Municipal Police Departments July 1, 1938. Washington: [publisher not identified], 1940.
MLA (9th ed.) CitationUnited States. Bureau of Labor Statistics and ProQuest (Firm). Salaries and Hours of Labor in Municipal Police Departments July 1, 1938. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.