Angel, R. R. (1958). Volume requirements for air and gas drilling: By R.R. Angel. Gulf Pub. Co..
Chicago Style (17th ed.) CitationAngel, R. R. Volume Requirements for Air and Gas Drilling: By R.R. Angel. Houston, Tex.: Gulf Pub. Co., 1958.
MLA (9th ed.) CitationAngel, R. R. Volume Requirements for Air and Gas Drilling: By R.R. Angel. Gulf Pub. Co., 1958.
Warning: These citations may not always be 100% accurate.