Parkinson, H. E. (1974). Mine pager to public telephone interconnect system. U.S. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationParkinson, Howard E. Mine Pager to Public Telephone Interconnect System. [Washington]: U.S. Dept. of the Interior, Bureau of Mines, 1974.
MLA (9th ed.) CitationParkinson, Howard E. Mine Pager to Public Telephone Interconnect System. U.S. Dept. of the Interior, Bureau of Mines, 1974.
Warning: These citations may not always be 100% accurate.