Specification for Line Pipe, Thirty-first Edition
standard by American Petroleum Institute, 03/01/1980

General-Purpose Steam Turbines for Petroleum, Chemical and Gas Industry Services
standard by American Petroleum Institute, 06/01/1997

Specification for Line Pipe, Fifth Edition
standard by American Petroleum Institute, 01/01/1934

Reconciliation of Liquid Tank Car Quantities, First Edition
Handbook / Manual / Guide by American Petroleum Institute, 08/01/2020

Anecedotal Health-Related Complaint Data Pertaining to Possible Exposures to Methyl Tertiary Butyl Ether (MTBE): 1993 and 1994 Follow-Up Surveys (1984-1994)
standard by American Petroleum Institute, 08/01/1995

Evaporative Loss Measurement: Documentation File for API Manual of Petroleum Measurement Standards Chapter 19.2 – Evaporative Loss from Floating Roof Tanks
Handbook / Manual / Guide by American Petroleum Institute, 04/01/1997

Recommended Practice for Design and Operation of Subsea Production Systems, First Edition
standard by American Petroleum Institute, 09/01/1987

Design of Solution-Mined Underground Storage Facilities
standard by American Petroleum Institute, 06/01/1994

A Study to Characterize Air Concentrations of Methyl Tertiary Butyl Ether (MTBE) at Service Stations in the Northeast
standard by American Petroleum Institute, 03/01/1995

Bulletin on Sucker Rod Pumping System Design Book, 1st Edition
standard by American Petroleum Institute, 05/01/1970