APA
Kellner H., . (1908). Heortology: A history of the christian festivals from their origin to the present day. London: Kegal Paul, Trench, Trübner.
Chicago
Kellner Heinrich, . 1908. Heortology: A history of the christian festivals from their origin to the present day. London: Kegal Paul, Trench, Trübner.
Harvard
Kellner H., . (1908). Heortology: A history of the christian festivals from their origin to the present day. London: Kegal Paul, Trench, Trübner.
MLA
Kellner Heinrich, . Heortology: A history of the christian festivals from their origin to the present day. London: Kegal Paul, Trench, Trübner. 1908.
