Handbook of the New York public library.
APA Citation
New York Public Library. (1921). Handbook of the New York public library. [2d ed.] New York: [New York public library].
MLA Citation
New York Public Library. Handbook of the New York Public Library. [2d ed.] New York: [New York public library], 1921.
Warning: These citations may not always be complete (especially for serials).