APA aipamena

Pollard, W. L., & Hart, A. W. (1920). Digest of decisions of law and practice in the Patent Office and the United States courts in patents, trade-marks, copyrights and labels, 1912-1919: A supplement to Pollard's digest, 1897-1912. J. Byrne..

Chicago Style aipamena

Pollard, W. L., and Amos W. Hart. Digest of Decisions of Law and Practice in the Patent Office and the United States Courts in Patents, Trade-marks, Copyrights and Labels, 1912-1919: A Supplement to Pollard's Digest, 1897-1912. Washington, D.C.: J. Byrne., 1920.

MLA aipamena

Pollard, W. L., and Amos W. Hart. Digest of Decisions of Law and Practice in the Patent Office and the United States Courts in Patents, Trade-marks, Copyrights and Labels, 1912-1919: A Supplement to Pollard's Digest, 1897-1912. J. Byrne., 1920.