Cita APA (7th ed.)
(1957). The Public Health Service Act and amendments. The federal water pollution control act. Department of Health, Education, and Welfare.
Cita Chicago (17th ed.)
The Public Health Service Act and Amendments. The Federal Water Pollution Control Act. [Washington]: Department of Health, Education, and Welfare, 1957.
Cita MLA (9th ed.)
The Public Health Service Act and Amendments. The Federal Water Pollution Control Act. Department of Health, Education, and Welfare, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.