APA (7th ed.) Citation

Müller, G. (1986). Eisinsel "T-3": Post über Grönland. Philatelia GmbH.

Chicago Style (17th ed.) Citation

Müller, Gerhard. Eisinsel "T-3": Post über Grönland. Leverkusen: Philatelia GmbH, 1986.

MLA (9th ed.) Citation

Müller, Gerhard. Eisinsel "T-3": Post über Grönland. Philatelia GmbH, 1986.

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