S. A. Schupack

An evaluation of the national safety council's defensive driving course in various states

T. Planek, R. Fowler, S. A. Schupack, 1974 .

AN EVALUATION OF THE NATIONAL SAFETY COUNCIL'S DEFENSIVE DRIVING COURSE AS AN ADJUNCT TO HIGH SCHOOL DRIVER EDUCATION PROGRAMS, PART II

S A Schupack, T W Planeck, S. A. Schupack, 1975 .