A recommended synthetic coarse aggregate classification system :
(revised August, 1969) /
by W. B. Ledbetter ... [et al.]
APA Citation
Ledbetter, W. Burl., Texas Transportation Institute., United States. Bureau of Public Roads., Texas. Highway Department. (1969). A recommended synthetic coarse aggregate classification system: (revised August, 1969). College Station: Texas Transportation Institute, Texas A & M University.
MLA Citation
Ledbetter, William Burl, Texas Transportation Institute, United States. Bureau of Public Roads, and Texas. Highway Department. A Recommended Synthetic Coarse Aggregate Classification System: (revised August, 1969). College Station: Texas Transportation Institute, Texas A & M University, 1969.
Warning: These citations may not always be complete (especially for serials).