Godwin, H. C. (1894). Railroad engineers' field-book and explorers' guide: Especially adapted to the use of railroad engineers on location and construction and to the needs of the explorer in making exploratory surveys (2nd, rev. ed.). Wiley.
Citação do estilo Chicago (17ª ed.)Godwin, H. C. Railroad Engineers' Field-book and Explorers' Guide: Especially Adapted to the Use of Railroad Engineers on Location and Construction and to the Needs of the Explorer in Making Exploratory Surveys. 2nd, rev. ed. New York: Wiley, 1894.
Citação MLA (8ª ed.)Godwin, H. C. Railroad Engineers' Field-book and Explorers' Guide: Especially Adapted to the Use of Railroad Engineers on Location and Construction and to the Needs of the Explorer in Making Exploratory Surveys. 2nd, rev. ed. Wiley, 1894.