API MPMS 15.2-1974 Manual of Petroleum Measurement Standards Chapter 15-Metrication Section 2-Conversion of Operational and Process Measurement Units to the Metric (SI) System (FIRST EDITION; Formerly PUBL 2564)
1974API MPMS 15.2-1974 Manual of Petroleum Measurement Standards Chapter 15-Metrication Section 2-Conversion of Operational and Process Measurement Units to the Metric (SI) System (FIRST EDITION; Formerly PUBL 2564)