Hébert, M. (1940). A further study of portable traffic counters with special reference to a capacity operated traffic counter. [publisher not identified].
Chicago Style (17th ed.) CitationHébert, Martin. A Further Study of Portable Traffic Counters with Special Reference to a Capacity Operated Traffic Counter. (College Station, Texas): [publisher not identified], 1940.
MLA (9th ed.) CitationHébert, Martin. A Further Study of Portable Traffic Counters with Special Reference to a Capacity Operated Traffic Counter. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.