Texts of good roads amendments :
State constitutional provisions safeguarding highway use taxes.

APA Citation

National Highway Users Conference. (1955). Texts of good roads amendments: State constitutional provisions safeguarding highway use taxes. Washington.

MLA Citation

National Highway Users Conference. Texts of Good Roads Amendments: State Constitutional Provisions Safeguarding Highway Use Taxes. Washington, 1955.

Warning: These citations may not always be complete (especially for serials).