APA (7th ed.) Citation

Grenzakademie Sankelmark. Schriftenreihe der Grenzakademie Sankelmark.

Chicago Style (17th ed.) Citation

Grenzakademie Sankelmark. Schriftenreihe Der Grenzakademie Sankelmark. Flensburg.

MLA (9th ed.) Citation

Grenzakademie Sankelmark. Schriftenreihe Der Grenzakademie Sankelmark.

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