MLA

Kent, Rockwell, 1882-1971, illustrator. [Proofs of illustrations and decorations for Lakeside edition of Moby Dick, or the whale, by Herman Melville, illustrated by Rockwell Kent].. 3. [1930?]. https://collections.library.yale.edu/catalog/33110757.

APA, 6th edition

Kent, Rockwell, 1882-1971, illustrator. (["3"])([1930?])[[Proofs of illustrations and decorations for Lakeside edition of Moby Dick, or the whale, by Herman Melville, illustrated by Rockwell Kent].]. https://collections.library.yale.edu/catalog/33110757.