APA
HARROP G. G., . (1956). Some Negative Thinking on the Question of Peter's Roman Residence and Martyrdom. Toronto: A University of Toronto Press.
Chicago
HARROP Gerald G, . 1956. Some Negative Thinking on the Question of Peter's Roman Residence and Martyrdom. Toronto: A University of Toronto Press.
Harvard
HARROP G. G., . (1956). Some Negative Thinking on the Question of Peter's Roman Residence and Martyrdom. Toronto: A University of Toronto Press.
MLA
HARROP Gerald G, . Some Negative Thinking on the Question of Peter's Roman Residence and Martyrdom. Toronto: A University of Toronto Press. 1956.