APA (7th ed.) Citation

Markham, I. S. (2009). The Blackwell companion to the theologians. The Blackwell companion to the theologians.

Chicago Style (17th ed.) Citation

Markham, Ian S. "The Blackwell Companion to the Theologians." The Blackwell Companion to the Theologians 2009.

MLA (9th ed.) Citation

Markham, Ian S. "The Blackwell Companion to the Theologians." The Blackwell Companion to the Theologians, 2009.

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