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.
Citace podle Chicago (17th 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.
Citace podle MLA (8th 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.