API MPMS 14.1-1993 Manual of Petroleum Measurement Standards Chapter 14 - Natural Gas Fluids Measurement Section 1 - Collecting and Handling of Natural Gas Samples for Custody Transfer (Fourth Edition)
2016API MPMS 14.1-2016 Manual of Petroleum Measurement Standards Chapter 14-Natural Gas Fluids Measurement Section 1-Collecting and Handling of Natural Gas Samples for Custody Transfer (SEVENTH EDITION)
2006API MPMS 14.1-2006 Manual of Petroleum Measurement Standards Chapter 14 - Natural Gas Fluids Measurement Section 1 - Collecting and Handling of Natural Gas Samples for Custody Transfer (Sixth Edition)
2001API MPMS 14.1-2001 Manual of Petroleum Measurement Standards Chapter 14 - Natural Gas Fluids Measurement Section 1 - Collecting and Handling of Natural Gas Samples for Custody Transfer (Fifth Edition)
1993API MPMS 14.1-1993 Manual of Petroleum Measurement Standards Chapter 14 - Natural Gas Fluids Measurement Section 1 - Collecting and Handling of Natural Gas Samples for Custody Transfer (Fourth Edition)