Dietrich, H. (1986). Orchideenkaleidoskop.
Chicago Style (17th ed.) CitationDietrich, Helga. Orchideenkaleidoskop. Jena, 1986.
MLA (9th ed.) CitationDietrich, Helga. Orchideenkaleidoskop. 1986.
Warning: These citations may not always be 100% accurate.