Headley, J. M. (1997). Church, empire and world: The quest for universal order, 1520 - 1640. Variorum collected studies series.
Chicago Style (17th ed.) CitationHeadley, John M. "Church, Empire and World: The Quest for Universal Order, 1520 - 1640." Variorum Collected Studies Series 1997.
MLA (8th ed.) CitationHeadley, John M. "Church, Empire and World: The Quest for Universal Order, 1520 - 1640." Variorum Collected Studies Series, 1997.
Warning: These citations may not always be 100% accurate.