Tennessee Valley Authority. (1951). Surveying, mapping and related engineering.
Citazione stile Chigago Style (17a edizione)Tennessee Valley Authority. Surveying, Mapping and Related Engineering. Washington, U. S. Govt. Print. Off, 1951.
Citatione MLA (9a ed.)Tennessee Valley Authority. Surveying, Mapping and Related Engineering. 1951.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.
