APA (7th ed.) Citation

Helm, J. G. Frachtrecht. de Gruyter.

Chicago Style (17th ed.) Citation

Helm, Johann Georg. Frachtrecht. Berlin [u.a.]: de Gruyter.

MLA (9th ed.) Citation

Helm, Johann Georg. Frachtrecht. de Gruyter.

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