Ossenbach, C., & Jenny, R. (2020). Rudolf Schlechter's South-American orchids III. Schlechter's "network": North and Northeast Brazil, The Guianas.
استشهاد بنمط شيكاغوOssenbach, Carlos, و Rudolf Jenny. Rudolf Schlechter's South-American Orchids III. Schlechter's "network": North and Northeast Brazil, The Guianas. 2020.
MLA استشهادOssenbach, Carlos, و Rudolf Jenny. Rudolf Schlechter's South-American Orchids III. Schlechter's "network": North and Northeast Brazil, The Guianas. 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.