APA (7th ed.) Citation

Sullivan, R. E., & Lackner, B. K. (1978). Essays on medieval civilization. The Walter Prescott Webb memorial lectures.

Chicago Style (17th ed.) Citation

Sullivan, Richard Eugene, and Bede K. Lackner. "Essays on Medieval Civilization." The Walter Prescott Webb Memorial Lectures 1978.

MLA (9th ed.) Citation

Sullivan, Richard Eugene, and Bede K. Lackner. "Essays on Medieval Civilization." The Walter Prescott Webb Memorial Lectures, 1978.

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