Normal view
MARC view
Heckard, R. F. (Personal Name)
Used for/see from:
- Heckard, Robert F.
Pennsylvania Transportation Institute. Safety aspects ... 1976 (a.e.) p. i (R. F. Heckard; Pennsylvania Transportation Institute, University Park, Pa.)
Mind on statistics, 2002: CIP t.p. (Robert F. Heckard, Penn. St. Univ.) data sheet (b. Aug. 24, 1947)