APA (7th ed.) Citation

Lambert, M., & Lambert, M. D. (1998). The Cathars (1. publ.). Blackwell.

Chicago Style (17th ed.) Citation

Lambert, Malcolm, and Malcolm D. Lambert. The Cathars. 1. publ. Oxford [u.a.]: Blackwell, 1998.

MLA (8th ed.) Citation

Lambert, Malcolm, and Malcolm D. Lambert. The Cathars. 1. publ. Blackwell, 1998.

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