APA

KRITZECK J., . (1964). Peter the Venerable and Islam. New Jersey: Princeton University Press.

Chicago

KRITZECK James, . 1964. Peter the Venerable and Islam. New Jersey: Princeton University Press.

Harvard

KRITZECK J., . (1964). Peter the Venerable and Islam. New Jersey: Princeton University Press.

MLA

KRITZECK James, . Peter the Venerable and Islam. New Jersey: Princeton University Press. 1964.