1
Imprint 1961
“...American Society of Traffic and Transportation....”Available in Project MUSE - Premium Collection.
Available in Gale Academic OneFile.
Available in Academic Search Complete.
Available in Gale OneFile: Business.
Available in Gale OneFile: Environmental Studies and Policy.
Available in Military & Government Collection.
Available in Gale OneFile: Economics and Theory.
Available in Gale Academic OneFile Select.
Available in Gale In Context: Environmental Studies.
Available in Science Database.
Available in JSTOR Arts & Sciences X Archive Collection.
Available in Gale General OneFile.
Electronic
Journal