Postage stamps of the United States :
an illustrated description of all United States postage and special service stamps issued by the Post Office Department from July 1, 1847 to December 31, 1961.
APA Citation
United States. Post Office Department. Office of Special Assistant to the Postmaster General. (1962). Postage stamps of the United States: an illustrated description of all United States postage and special service stamps issued by the Post Office Department from July 1, 1847 to December 31, 1961. Washington: United States Govt. Print. Off..
MLA Citation
United States. Post Office Department. Office of Special Assistant to the Postmaster General. Postage Stamps of the United States: an Illustrated Description of All United States Postage And Special Service Stamps Issued by the Post Office Department From July 1, 1847 to December 31, 1961. Washington: United States Govt. Print. Off., 1962.
Warning: These citations may not always be complete (especially for serials).