American Psychological Association
Rommerskirchen, Giovanni P (Eds.). ( 1972 ). Bibliografia Missionaria Anno Xxxv - 1971 ( 00 ed. ). Pontifical Gregorian University.
Modern Language Association
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxv - 1971 . Pontifical Gregorian University. 1972
Chicago Citation
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxv - 1971 . 00 .Rome
: Pontifical Gregorian University, 1972.
American Medical Association
Rommerskirchen, Giovanni P. Bibliografia Missionaria Anno Xxxv - 1971 . Pontifical Gregorian University; 1972.