APA (7th ed.) Citation

Frebold, G. (1949). Erde und Weltall (1. - 5. Tsd.). Franck.

Chicago Style (17th ed.) Citation

Frebold, Georg. Erde Und Weltall. 1. - 5. Tsd. Stuttgart: Franck, 1949.

MLA (9th ed.) Citation

Frebold, Georg. Erde Und Weltall. 1. - 5. Tsd. Franck, 1949.

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