APA (7th ed.) Citation

Gilly, W. (1981). Festung und Garnison Oldenburg. Holzberg.

Chicago Style (17th ed.) Citation

Gilly, Wilhelm. Festung Und Garnison Oldenburg. Oldenburg: Holzberg, 1981.

MLA (9th ed.) Citation

Gilly, Wilhelm. Festung Und Garnison Oldenburg. Holzberg, 1981.

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