APA (7th ed.) Citation

Seifert, M. (1991). Inhaltsstoffe der Propolis.

Chicago Style (17th ed.) Citation

Seifert, Michael. Inhaltsstoffe Der Propolis. 1991.

MLA (9th ed.) Citation

Seifert, Michael. Inhaltsstoffe Der Propolis. 1991.

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