Tyerman, C. (2017). How to plan a crusade: Religious war in the high middle ages (First Pegasus Books hardcover edition.). Pegasus Books.
Цитирование в стиле Чикаго (17-е изд.)Tyerman, Christopher. How to Plan a Crusade: Religious War in the High Middle Ages. First Pegasus Books hardcover edition. New York: Pegasus Books, 2017.
Цитирование MLA (8-е изд.)Tyerman, Christopher. How to Plan a Crusade: Religious War in the High Middle Ages. First Pegasus Books hardcover edition. Pegasus Books, 2017.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.