Gurden, R. L. Traverse tables: Computed to 4 places decimals for every of angle up to 100 of distance. For the use of surveyors and engineers (Third edition.).
Cita Chicago Style (17a ed.)Gurden, Richard Lloyd. Traverse Tables: Computed to 4 Places Decimals for Every of Angle Up to 100 of Distance. For the Use of Surveyors and Engineers. Third edition. London.
Cita MLA (8a ed.)Gurden, Richard Lloyd. Traverse Tables: Computed to 4 Places Decimals for Every of Angle Up to 100 of Distance. For the Use of Surveyors and Engineers. Third edition.
Precaución: Estas citas no son 100% exactas.