Depreciation practices of natural gas companies, 1961:
APA Citation
United States. Federal Power Commission. (1962). Depreciation practices of natural gas companies, 1961. Washington: U. S. Govt. Print. Off.
MLA Citation
United States. Federal Power Commission. Depreciation Practices of Natural Gas Companies, 1961. Washington: U. S. Govt. Print. Off, 1962.
Warning: These citations may not always be complete (especially for serials).