John DENT, "The Hon. Hector Louis Langevin, CB., Minister of Public Works", in The Canadian Portrait Gallery, Vol. II, Toronto, John B. Magurn, 1880, 224p., pp. 164-166. [in English]
Louis LE JEUNE, "Hector Louis Langevin", dans Dictionnaire général de biographie, histoire, littérature, agriculture, commerce, industrie et des arts, sciences, moeurs, coutumes, instututions politiques et religieuses du Canada, Ottawa, Université d'Ottawa, 1931, Vol. II, 829p., pp. 61-62. [en français]
George Maclean ROSE, "Hon. Sir Hector Louis Langevin, K.C.M.G., Q.C.", A Cyclopaedia of Canadian Biograpgy: Being Chiefly men of the time. A Collection of Persons Distinguished in professional and Political Life; Leaders in the Commerce and Industry of Canada, and Successful Pioneers, Series II, Toronto, Rose Publishing Company, 1888, 816p., pp. 748-749. [in English]
W. Stewart WALLACE, ed., "Sir Hector Louis Langevin", in The Encyclopedia of Canada, Vol. III, Toronto, University Associates of Canada, 1948, 396p., p. 382. [in English]
