APA (7th ed.) Citation

United States. Post Office Department. (1931). Appendix to Cost ascertainment report for fiscal year 1932. GPO.

Chicago Style (17th ed.) Citation

United States. Post Office Department. Appendix to Cost Ascertainment Report for Fiscal Year 1932. [Washington]: GPO, 1931.

MLA (9th ed.) Citation

United States. Post Office Department. Appendix to Cost Ascertainment Report for Fiscal Year 1932. GPO, 1931.

Warning: These citations may not always be 100% accurate.