Page 19 - ลว.ช.
P. 19
บรรณานุกรม
US.ARMY.(1969). FM. 5-34 ENGINEER FIELD DATA , HEADQUARTERS,
DEPARTMENT OF THE ARMY , WASHINGTON. D.C.: UNITEDSTATES
GOVERNMENT PRINTING
------------.(1970). FM. 5-36 ROUTE RECONNAISSANCE AND CLASSIFICATION
HEADQUARTERS, DEPARTMENT OF THE ARMY. WASHINGTON. D.C.:
UNITEDSTATES GOVERNMENT PRINTING