Study of the national standards for directional and other official signs. Synthesis report. Final report.
APA Citation
Mast, T. M. (1975). Study of the national standards for directional and other official signs. Synthesis report. Final report. .
MLA Citation
Mast, T. M. Study of the National Standards for Directional And Other Official Signs. Synthesis Report. Final Report. , 1975.
Warning: These citations may not always be complete (especially for serials).