APA (7th ed.) Citation

Helmoldus & Lappenberg, J. M. (1868). Helmoldi presbyteri Chronica Slavorum. impensis Bibliopolii Hahniani.

Chicago Style (17th ed.) Citation

Helmoldus and Johann Martin Lappenberg. Helmoldi Presbyteri Chronica Slavorum. Hannovera: impensis Bibliopolii Hahniani, 1868.

MLA (9th ed.) Citation

Helmoldus and Johann Martin Lappenberg. Helmoldi Presbyteri Chronica Slavorum. impensis Bibliopolii Hahniani, 1868.

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