American Psychological Association
Rommerskirchen, Giovanni P (Eds.). ( 1973 ). Bibliografia Missionaria Anno Xxxvl - 1972 ( 00 ed. ). Pontifical Gregorian University.
Modern Language Association
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxvl - 1972 . Pontifical Gregorian University. 1973
Chicago Citation
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxvl - 1972 . 00 .Rome
: Pontifical Gregorian University, 1973.
American Medical Association
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxvl - 1972 . Pontifical Gregorian University; 1973.