Cite

W.C. Coup's equescurriculum, two-headed nightingale, 2 heads, 4 arms, 4 feet, 1 body, every afternoon and night

MLA

W.C. Coup's Equescurriculum, Two-Headed Nightingale, 2 Heads, 4 Arms, 4 Feet, 1 Body, Every Afternoon and Night. s.n., 0AD. https://collections.library.yale.edu/catalog/32575968.

APA, 6th edition

W.C. Coup's equescurriculum, two-headed nightingale, 2 heads, 4 arms, 4 feet, 1 body, every afternoon and night. (0 C.E.). [Pictorial works]. s.n. https://collections.library.yale.edu/catalog/32575968.