APA (7th ed.) Citation

Karl Baedeker. (1923). Berlin and its environs: Handbook for travellers (6th ed.). K. Baedeker; C. Scribner's sons.

Chicago Style (17th ed.) Citation

Karl Baedeker. Berlin and Its Environs: Handbook for Travellers. 6th ed. Leipzig, New York: K. Baedeker; C. Scribner's sons, 1923.

MLA (8th ed.) Citation

Karl Baedeker. Berlin and Its Environs: Handbook for Travellers. 6th ed. K. Baedeker; C. Scribner's sons, 1923.