2009API MPMS 4.7-2009 Manual of Petroleum Measurement Standards Chapter 4 - Proving Systems Section 7 - Field - Standard Test Measures (Third Edition)
1998API MPMS 4.7-1998 Manual of Petroleum Measurement Standards Chapter 4 - Proving Systems Section 7 - Field - Standard Test Measures (Second Edition)
1988API MPMS 4.7-1988 Manual of Petroleum Measurement Standards Chapter 4 - Proving Systems Section 7 - Field - Standard Test Measures (API STD 1101@ 2531@ 2533@ 2534) (R 1993) First Edition