Donohue, David A. T. Gaswell testing : theory, practice & regulation / David A.T. Donohue, Turgay Ertekin - Boston, Mass. : International Human Resources Development Corp., 1982 - 214p. : ill. ; 24cm Includes bibliographies ISBN: 0934634106 cased 0934634122 pbk Subjects--Topical Terms: Gas wells--Testing