Recommended practice for installation, maintenance and repair of surface safety valves and underwater safety valves offshore /
[issued by American Petroleum Institute, Production Department].
APA Citation
American Petroleum Institute. Production Dept. (1991). Recommended practice for installation, maintenance and repair of surface safety valves and underwater safety valves offshore. 3rd ed. Wash., D.C.: American Petroleum Institute.
MLA Citation
American Petroleum Institute. Production Dept. Recommended Practice for Installation, Maintenance And Repair of Surface Safety Valves And Underwater Safety Valves Offshore. 3rd ed. Wash., D.C.: American Petroleum Institute, 1991.
Warning: These citations may not always be complete (especially for serials).