Vienna, March, 1938--a footnote for historians, from the Columbia broadcasting system.

APA Citation

Columbia Broadcasting System, I. (1938). Vienna, March, 1938--a footnote for historians, from the Columbia broadcasting system. [New York: The Columbia broadcasting system.

MLA Citation

Columbia Broadcasting System, Inc. Vienna, March, 1938--a Footnote for Historians, From the Columbia Broadcasting System. [New York: The Columbia broadcasting system, 1938.

Warning: These citations may not always be complete (especially for serials).