APA (7th ed.) Citation

Frend, W. H. C. (1976). Religion popular and unpopular in the early Christian centuries. Variorum Reprints.

Chicago Style (17th ed.) Citation

Frend, W. H. C. Religion Popular and Unpopular in the Early Christian Centuries. London: Variorum Reprints, 1976.

MLA (9th ed.) Citation

Frend, W. H. C. Religion Popular and Unpopular in the Early Christian Centuries. Variorum Reprints, 1976.

Warning: These citations may not always be 100% accurate.