APA (7th ed.) Citation

Davis, D. (1851). Book of the telegraph ([Mikrofilm-Ausg.].). Davis.

Chicago Style (17th ed.) Citation

Davis, Daniel. Book of the Telegraph. [Mikrofilm-Ausg.]. Boston: Davis, 1851.

MLA (9th ed.) Citation

Davis, Daniel. Book of the Telegraph. [Mikrofilm-Ausg.]. Davis, 1851.

Warning: These citations may not always be 100% accurate.