APA (7th ed.) Citation

(1985). Geissler, Heiner. . Blüm, Norbert.

Chicago Style (17th ed.) Citation

Geissler, Heiner. . Blüm, Norbert. 1985.

MLA (8th ed.) Citation

Geissler, Heiner. . Blüm, Norbert. 1985.

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