Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Butler, A. (1971). Dictionary of dates (6th ed. revised by Audrey Butler.). Dent [et al.].

Chicago Citation Edition Citation

Butler, Audrey. Dictionary of Dates. 6th ed. revised by Audrey Butler. London [et al.]: Dent [et al.], 1971.

MLA Citation Edition Citation

Butler, Audrey. Dictionary of Dates. 6th ed. revised by Audrey Butler. Dent [et al.], 1971.