by PIEPER Josef | ELIOT T.S [introduction].
by PIEPER Josef.
by BUTTIGLIONE Rocco | PALOUS Radim [author] | SEIFERT Josef [author].
by SCHILLING Otto.
by RAUSCHER Anton.
by KLOSE Alfred Hg | WEILER Rudolf Hg [author].
by PONTIFICIA ACADEMIA PRO VITA.
by CHAGAS Carlos.
by PRIBYL Herbert, Hg.