Elements of the library plan,
by Herbert S. Hirshberg, based on the earlier edition by W. R. Eastman ...
APA Citation
Hirshberg, H. S. (Herbert Simon)., Eastman, W. Reed., American Library Association. (1930). Elements of the library plan. Chicago: American library association.
MLA Citation
Hirshberg, Herbert S. (Herbert Simon), 1879-, William Reed Eastman, and American Library Association. Elements of the Library Plan. Chicago: American library association, 1930.
Warning: These citations may not always be complete (especially for serials).