Hradilek, L. (1984). Three-dimensional terrestrial triangulation: Applications in surveying engineering. Konrad Wittwer.
Цитирование в стиле Чикаго (17-е изд.)Hradilek, Ludvik. Three-dimensional Terrestrial Triangulation: Applications in Surveying Engineering. Stuttgart: Konrad Wittwer, 1984.
Цитирование MLA (9-е изд.)Hradilek, Ludvik. Three-dimensional Terrestrial Triangulation: Applications in Surveying Engineering. Konrad Wittwer, 1984.