Some applications of statistics in road safety research /
Garwood, F.
Some applications of statistics in road safety research / F. Garw ood. - Manchester : Norbury, Lockwood, 1956. - 47 p. : ill. ; 22 cm.
Roads --Safety measures.------
Some applications of statistics in road safety research / F. Garw ood. - Manchester : Norbury, Lockwood, 1956. - 47 p. : ill. ; 22 cm.
Roads --Safety measures.------