TY  - BOOK
AU  - Lundrigan,Robert F
AU  - Borchert,James R.
TI  - The challenge
SN  - 0884270777 
AV  - PS3562.U556 . L86 1988
PY  - 1988///
CY  - Croton-on-Hudson
PB  - North River Press
ER  -