National Coal Board. (1985). Ropeman´s Handbook. NCB.
Chicago Style (17th ed.) CitationNational Coal Board. Ropeman´s Handbook. [s.n]: NCB, 1985.
MLA (9th ed.) CitationNational Coal Board. Ropeman´s Handbook. NCB, 1985.
Warning: These citations may not always be 100% accurate.