American Psychological Association
Roberson, Ronald G ( 1995 ). Eastern Christian Churches: A Brief Survey ( 00 ed. ). Pontificio Istituto Orientale.
Modern Language Association
Roberson, Ronald G. Eastern Christian Churches: A Brief Survey . Pontificio Istituto Orientale. 1995
Chicago Citation
Roberson, Ronald G. Eastern Christian Churches: A Brief Survey . 00 .Roma
: Pontificio Istituto Orientale, 1995.
American Medical Association
Roberson, Ronald G. Eastern Christian Churches: A Brief Survey . Pontificio Istituto Orientale; 1995.