Dept. of Agriculture. (1968). Science for better living. [Washington: For sale by the Supt. Docs., U.S. Govt. Print. Off..
Stile di citazione ChicagoDept. of Agriculture. Science for Better Living. [Washington: For sale by the Supt. Docs., U.S. Govt. Print. Off., 1968.
Citazione MLADept. of Agriculture. Science for Better Living. [Washington: For sale by the Supt. Docs., U.S. Govt. Print. Off., 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.