MLA

Hundert-Blumen-Kollektiv. Hundert Blumen. Hundert-Blumen-Kollektiv, 0AD. https://collections.library.yale.edu/catalog/10079710.

APA, 6th edition

H.-B.-K. (0 C.E.). Hundert Blumen [Advertisements (AAT), announcements (AAT), broadsides (AAT), illustrations (AAT), periodicals (AAT)]. Hundert-Blumen-Kollektiv, https://collections.library.yale.edu/catalog/10079710.