TY  - BOOK
TI  - Laborem Exercens: encyclical letter of the supreme pontiff John Paul II on Human Work
U1  - P 262.91 L11 
PY  - 1997///
CY  - Pasay City
PB  - Paulines Publishing House
KW  - Ecclesiastical letter
KW  - Encyclical letter
ER  -