APA-referens (7:e uppl.)

Freeman, H. (1995). Industrial pollution prevention handbook. McGraw-Hill.

Chicago-referens (17:e uppl.)

Freeman, Harry. Industrial Pollution Prevention Handbook. New York: McGraw-Hill, 1995.

MLA-referens (8:e uppl.)

Freeman, Harry. Industrial Pollution Prevention Handbook. McGraw-Hill, 1995.