APA

United States, . (1974). Progress and problems in developing nuclear and other experimental techniques for recovering natural gas in the Rocky Mountain area. [Washington, D.C: .

Chicago

United States, . 1974. Progress and problems in developing nuclear and other experimental techniques for recovering natural gas in the Rocky Mountain area. [Washington, D.C: .

Harvard

United States, . (1974). Progress and problems in developing nuclear and other experimental techniques for recovering natural gas in the Rocky Mountain area. [Washington, D.C: .

MLA

United States, . Progress and problems in developing nuclear and other experimental techniques for recovering natural gas in the Rocky Mountain area. [Washington, D.C: . 1974.