APA (7th ed.) Citation

Poos, H. (1975). An die Freunde: Heinrich Poos. Schott.

Chicago Style (17th ed.) Citation

Poos, Heinrich. An Die Freunde: Heinrich Poos. Mainz: Schott, 1975.

MLA (8th ed.) Citation

Poos, Heinrich. An Die Freunde: Heinrich Poos. Schott, 1975.

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