Leveling in North Carolina,
by Norman F. Braaten and Charles E. McCombs, junior mathematicians.
APA Citation
U.S. Coast and Geodetic Survey., McCombs, C. Ernest., Braaten, N. F. (1938). Leveling in North Carolina. Washington: U.S. Govt. print. off..
MLA Citation
U.S. Coast and Geodetic Survey, Charles Ernest McCombs, and Norman F Braaten. Leveling In North Carolina. Washington: U.S. Govt. print. off., 1938.
Warning: These citations may not always be complete (especially for serials).