MLA

Gropius, Walter, 1883-1969, Moholy-Nagy, László, 1895-1946. Bauhausbücher.. 1925. https://collections.library.yale.edu/catalog/10255882.

APA, 6th edition

Gropius, Walter, 1883-1969, & Moholy-Nagy, László, 1895-1946. (1925)[Bauhausbücher.]. https://collections.library.yale.edu/catalog/10255882.