Self-reliance : for the third development decade /
Heckel, Roger, S.I., 1922-1982
Self-reliance : for the third development decade / by Roger Heckel. - Vatican City : Pontifical Commission Justitia et Pax, 1978. - 30 p. ; 21 cm. - Working paper ; 3 . - Working paper 003 .
In testa al front.: Pontifical Commission "Justitia et Pax". Testo originale pubblicato in francese.
Self-reliance : for the third development decade / by Roger Heckel. - Vatican City : Pontifical Commission Justitia et Pax, 1978. - 30 p. ; 21 cm. - Working paper ; 3 . - Working paper 003 .
In testa al front.: Pontifical Commission "Justitia et Pax". Testo originale pubblicato in francese.