Mirŭk hasaenggyŏng, [Early Chosŏn i.e. 14th century]. and 彌勒下生經, [Early Chosŏn i.e. 14th century].
MLA
Mirŭk hasaenggyŏng, [Early Chosŏn I.e. 14th Century]., 彌勒下生經, [Early Chosŏn I.e. 14th Century]. 0AD. https://collections.library.yale.edu/catalog/2007590.
APA, 6th edition
Mirŭk hasaenggyŏng, [Early Chosŏn i.e. 14th century]., 彌勒下生經, [Early Chosŏn i.e. 14th century]. (0 C.E.). [Korean manuscripts, Yale Association of Japan Collection]. https://collections.library.yale.edu/catalog/2007590.