TY  - BOOK
AU  - Forrest, David, Jt. Auth.; (Olsen, Wendy), Jt. Aut
AU  - Lipsey, Richard G.
TI  - Workbook for the senventh edition of an introduction to post
SN  - 0-19-442452-9
U1  -  330 
PY  - 1989///
CY  - Oxford,USA
PB  - Oxford University Press
ER  -