"Trillium Grandifolium 'Wake Robin.' Watercolor, 35 x 25.2 cm.
MLA
Stenzel, Franz. "Trillium Grandifolium 'Wake Robin.' Watercolor, 35 x 25.2 Cm. 1879. https://collections.library.yale.edu/catalog/2003150.
APA, 6th edition
Stenzel, F. (1879). "Trillium Grandifolium 'Wake Robin.' Watercolor, 35 x 25.2 cm. https://collections.library.yale.edu/catalog/2003150.