Nock, O. S. (1968). Steam locomotive : the unfinished story of steam locomotives and steam locomotive men on the railways of Great Britain / by O.S. Nock: The unfinished story of steam locomotives and steam locomotive men on the railways of Great Britain (2nd ed.). Allen and Unwin.
Chicago Style (17th ed.) CitationNock, O. S. Steam Locomotive : The Unfinished Story of Steam Locomotives and Steam Locomotive Men on the Railways of Great Britain / by O.S. Nock: The Unfinished Story of Steam Locomotives and Steam Locomotive Men on the Railways of Great Britain. 2nd ed. Allen and Unwin, 1968.
MLA (9th ed.) CitationNock, O. S. Steam Locomotive : The Unfinished Story of Steam Locomotives and Steam Locomotive Men on the Railways of Great Britain / by O.S. Nock: The Unfinished Story of Steam Locomotives and Steam Locomotive Men on the Railways of Great Britain. 2nd ed. Allen and Unwin, 1968.