APA (7th ed.) Citation

Marr, M. A. F. (1804). Die Menschenalter.

Chicago Style (17th ed.) Citation

Marr, M. A. Friedrich. Die Menschenalter. Leipzig, 1804.

MLA (9th ed.) Citation

Marr, M. A. Friedrich. Die Menschenalter. 1804.

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