Hand-held permissible methane indicating detector /
by Staff, Audio Visual Services-Education and Training.
APA Citation
United States. Mining Enforcement and Safety Administration. (1974). Hand-held permissible methane indicating detector. [Washington]: U. S. Dept. of the Interior, Mining Enforcement and Safety Administration.
MLA Citation
United States. Mining Enforcement and Safety Administration. Hand-held Permissible Methane Indicating Detector. [Washington]: U. S. Dept. of the Interior, Mining Enforcement and Safety Administration, 1974.
Warning: These citations may not always be complete (especially for serials).