Cita APA

Collins, B. L. (1982). The development and evaluation of effective symbol signs. U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O.

Citación estilo Chicago

Collins, Belinda Lowenhaupt. The Development and Evaluation of Effective Symbol Signs. Washington, D.C.: U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O, 1982.

Cita MLA

Collins, Belinda Lowenhaupt. The Development and Evaluation of Effective Symbol Signs. U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O, 1982.