Noyes Data Corporation. (1972). Pollution control companies, U.S.A.: 1972. [publisher not identified].
Chicago Style (17th ed.) CitationNoyes Data Corporation. Pollution Control Companies, U.S.A.: 1972. Park Ridge, N.J.: [publisher not identified], 1972.
MLA (9th ed.) CitationNoyes Data Corporation. Pollution Control Companies, U.S.A.: 1972. [publisher not identified], 1972.
Warning: These citations may not always be 100% accurate.